Air enters an adiabatic nozzle at 400 kpa The velocity of the air at the entry is 100 m/s, and at the exit, it is 360 m/s. 5 The exit pressure is 325. Solution . Find the entropy generation. Using variable specific heats, determine $(a)$ the isentropic efficiency, $(b)$ the exit velocity, and $(c)$ the entropy generation. the exit velocity of Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Using variable specific heats determine a) The isentropic efficiency b) The exit velocity; Air in a piston-cylinder undergoes a process from T_1 = 300 K and P_1 = 100 kPa to T_2 = 500 K and P_2 = 550 kPa. The inlet area of the nozzle is 80 cm 2. It leaves the nozzle at 100 kPa with a velocity of 180 m/s. Approximating the flow as isentropic, calculate Air enters an adiabatic nozzle at 300 kPA, and 400 °C, and velocity of 50 m/s and exits at 85 kPA. Steam enters an adiabatic nozzle at 3 MPa and 450°C with a velocity of 50 m/s and exits at 0. If the flow is ideal and exit pressure is 100 kPa, the exit temperature in K and the exit velocity in m/s are respectively? Solution: Given, Inlet pressure (P1) = 400 kPa 7–115 Air enters an adiabatic nozzle at 400 kPa and 547°C with low velocity and exits at 240 m/s. The air pressure increases from 50 kPa to 800 kPa while heat is removed from The correct answer is 3) a) 0. The velocity increases from 30m/s Q2/ Air enters an adiabatic nozzle steadily at 400 kPa, 290°C, and 35 m/s and leaves at 200 kPa and 240 m/s. a) V_2 = m/s Round to one decimal place. Air's entropy change for this process Question: !Required informationProblem 08. 4. The diffuser and nozzle processes are; Air enters an adiabatic gas turbine at 1310 kPa and 400 degrees C and exits the turbine at 100 kPa and 125 degrees C. K. Question: 15: Air at 650 kPa and 550 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 400 m/s. Step 1. Assuming air to be an ideal gas with constant specific heats and disregarding any irreversibilities, determine the exit velocity of the air. To solve this problem, we can use the principle of conservation of mass and the adiabatic flow equation. Air enters an adiabatic nozzle at 300 kPa, 200 C, and 30 m/s. If the isentropic efficiency of the nozzle is 90 percent, determine the exit temperature and Question: Air enters an adiabatic nozzle steadily at 400 kPa, 250°C, and 40 m/s and leaves at 200 kPa and 200 m/s. Using EES software, investigate the Air enters an adiabatic steady flow nozzle at 470 kPa and 52 7 ∘ C with low velocity and exits at 260 m / s. study resources. The inlet conditions of the steam are 4. The exit temperature is 341. The area of the inlet is 0. Find step-by-step Engineering solutions and the answer to the textbook question Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m / s and leaves at $300 kPa$ and $350 K$. Assume that the air is an ideal Air enters an adiabatic nozzle steadily with a pressure of 400 kPa, 500 K, and a velocity of 50 m/s. The throat area of the nozzle is 10 \mathrm{cm}^{2} . Using variable specific heats, determine (a) The isentropic efficiency, (b) The exit Using variable specific heats, Air at 80 kPa and 127°C enters an adiabatic diffuser steadily at a rate of 6000 kg/h and leaves at 100 kPa. 81, 6. 227573 kᎫ kg K Question: air enters an adiabatic nozzle at 400 Kpa , 277C and 60 m/s and exists at 80 kpa. STEAM P, = 3 MPa T = 400°C V = 40 m/s P-2. The temperature and pressure of air in a large reservoir are 400 K and 3 bar respectively. Using variable specific heats determine a) The isentropic efficiency b) The exit velocity; Air enters an adiabatic nozzle at 500 kPa, 650^{\circ}C. Determine (a) the mass flow rate through Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. 287 kJ/kgK) ln 500 kPa 300 kPa Δ s = − 0. 44 kPa . = Air P1 = 300 kPa T1 = 200°C Vi = 45 m/s Aj = 110 cm P2 = 100 Air at 200 kPa and 950 K enters an adiabatic nozzle at low velocity and is discharged at a pressure of 80 kPa. Air enters an adiabatic nozzle at 400 kpa , 277 o C and 60 m/s and exist at 80 kPa . Air enters an adiabatic nozzlę at 500 kPa and 400 K with a velocity of 50 m/s and exits at 400 kPa and 365 K. Assuming that the expansion through the nozzle occurs ; Air enters an adiabatic nozzle at 45 psia and 940 F with low velocity and exits at 650 ft/s. To determine the Q2/ Air enters an adiabatic nozzle steadily at 400 kPa, 290°C, and 35 m/s and leaves at 200 kPa and 240 m/s. (Answer: 0. A converging diverging nozzle of exit area 0. Air flow of 2. 0. 100 % (3 Air at 800 kPa and 400°C enters a steady-flow nozzle with a low velocity and leaves at 120 kPa. 5 m², determine (a) the exit temperature and (b) the rate of entropy generation for this process. The maximum velocity of the air Air enters an adiabatic nozzle at 500 kPa and a temperature of 200 o C with a velocity of 100 m/s. The inlet area of the nozzle is 100 cm2. 532 K 3. 5 MPa and 300°C with a low velocity and leaves at 1. Determine the Mach number, pressure, and temperature of air after the expansion. The inlet area of the nozzle is 110 cm2. (a) the The air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 16: Steam flows steadily through an adiabatic turbine. Essays; Topics; Writing Tool; plus. Using variable specific heats, determine (a) the exit velocity in m/s and (b) the isentropic efficiency of the nozzle in %. Air at 800 kPa and 400 degrees C enters a steady-flow nozzle with a low velocity and leaves at 100 k P a 100 \mathrm{kPa} 100 kPa. Determine the nozzle exit temperature [K] and pressure [kPa] of the air. At the nozzle exit, the air is at 70 kPa, 450°C. Show transcribed image text. 005 m 2 is fitted to the wall of the reservoir as shown in the figure. engineering. Calculate the mass flow rate of air and the required power input. The mass flow rate of air is 10 kg/s Question: 5–34 Air at 80 kPa and 127°C enters an adiabatic diffuser steadily at a rate of 6000 kg/h and leaves at 100 kPa. Determine: a) The exit temperature, Steam enters an adiabatic turbine at 8 MPa and 500 degrees Celsius with a mass flow rate of 3 kg/s and leaves at 30 kPa. 00 \mathrm{~m} / \mathrm{s} \) and leaves at 300 kPa and 350 K . 067 kJ/kgK The negative sign indicates that the entropy decreases, which is consistent with an adiabatic nozzle. Question: Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1, with a velocity of 120 m/s and leaves with a velocity of 380 m/s. 09 kJ/kg. 429. It exits through a 0. Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2: 1 with a velocity of 120 m / s and leaves with a velocity of 380 m / s. Use the table containing the ideal gas properties of air. 012 kJ/kg⋅K. close. 5 m/s. The constant pressure specific heat of air at the average temperature Q2/ Air enters an adiabatic nozzle steadily at 400 kPa, 290°C, and 35 m/s and leaves at 200 kPa and 240 m/s. R = 0. 6 MPa and 250°C at a rate of 0. 83 kg/s enters a diffuser at 300 K Air at 800 kPa and 400°C enters a steady-flow nozzle with a low velocity and leaves at 100 kPa. Using variable specific heats, Homework Help is Here – Start Your Trial Now! learn. From the refrigerant tables, v 1 = 0. Determine the exit velocity. The exit temperature b. The air is to exit at 100 kPa with velocity of Air enters an adiabatic nozzle steadily at 300 kPa, 200 ∘ ^\circ{} ∘ C, and 45 m/s and leaves at 100 kPa and 180 m/s. Question: Air at 500kpa and 400K enters an adiabatic nozzle at a velocity of 30m/s and leaves at 300 kpa and 350k, using variable specific heats, determine a: the isentropic efficiency, b:the exit velocity and c the entropy generation Question: Air at 500kPa and 400K enters an adiabatic nozzle at a velocity of 35m/s and leaves at 300kPa and 350K. What is the isentropic efficiency of the nozzle? % What is the (actual) exit velocity of the air? sm What is the rate of Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. B Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. (Use: T0= 20°C) Question: Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 15- m² opening with a velocity of 30 m/s. Determine (1) The mass flow rate Air enters an adiabatic nozzle steadily at 400 kPa, 200oC, 35m/s and leaves at 150 kPa, 180 m/s. 5 MPa V, 300 m/s 2- Air at 80 kPa, 27°C, and 220 m/s enters a Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 5 MPa V₂ = 300 m/s FIGURE P5-34 120 m/s and leaves with a velocity of Steam enters an adiabatic nozzle at 3. Determine: Air as an Ideal-Gas: Properties The gas constant of air is 0. Chapter 7 problem Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Determine: a) the mass flow rate through the nozzle b) the exit temperature of the air c) the exit area of the nozzle. Literature guides Concept explainers Writing guide Popular textbooks Popular high school textbooks Popular Q&A 5-35 Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of STEAM P₁ = 3 MPa T₁ = 400°C V₁ = 40 m/s P₂ = 2. If the air undergoes an adiabatic expansion process through the nozzle, what is the maximum velocity of the air at the nozzle exit in m/s? Air enters an adiabatic nozzle at 45 psia and 940 F with low velocity and exits at 650 ft/s. 287 kPa⋅m3/kg. The inlet area of the nozzle is 100 cm. Assume constant specific heats for air. Determine the exit temperature and pressure of the air. It exits at 200 kPa and a velocity of 151. the exit pressure of the nozzle is 100 kPa (near atmospheric pressure) and the exit temperature is 300 K (near room temperature). Determine (a) the mass flow rate through the nozzle, (b) the exit 5–30 Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. Find (a) the exit temperature of the air and (b) the exit area of the diffuser 14 MPa and 60°C The compressors The R-134a enters an adiabatic Air enters an adiabatic nozzle at 500 kPa, 650^{\circ}C. 056796 m 3 /kg, and h 2 = 275. The inlet area of the nozzle is 100 cm?. The gas constant of air is 0. FIGURE P5-36 5-37 Reconsider Prob. 073. The exit temperature is K. Given: Air at 500 kPa and 400 K enter an adiabatic nozzle which has an inlet to exit area ratio of 3:2, the velocity of the air at the entry is 100 m/s and at the exit is 360 m/s. The ; Air enters an adiabatic nozzle at 300 kPa, 200 C, and 30 m/s. 5 m/s The air leaves the nozzle at 850 kPa and 480 ∘∘C. If the air undergoes an adiabatic expansion process through the nozzle, what is the maximum velocity of the air at the nozzle exit in m / s \mathrm{m} / \mathrm{s} m / s? Q2/ Air enters an adiabatic nozzle steadily at 400 kPa, 290°C, and 35 m/s and leaves at 200 kPa and 240 m/s. Determine (a) the mass flow rate through the nozzle, (b) the exit temperature of the air, and (c) the exit area of the nozzle. If the isentropic Air at 800 kPa and 400 C enters a steady-flow nozzle with a low velocity and leaves at 100 kPa. 67 kg/s and leaves at P = 60 kPa. Determine the entropy generation in (kJ/kg K) 1) Air enters an adiabatic nozzle steadily at 300 Kpa, 200 {eq}^o{/eq}C, and 45 m/s and leaves at 100 kPa and 180 m/s. 8°C, and (c) 71 cm2) Air Air at 500 kPa and 400 K enters an adiabatic nozzle ai a velocity of 30 m/s and leaves at 300 kPa and 350 K. If the nozzle inlet has an area = 88 cm^2, what is the area of the ; Oxygen at 300 kPa and 90 degrees C flowing at an average velocity of 3 m/s is expanded in an adiabatic nozzle. In an adiabatic nozzle, the process is assumed to be reversible and adiabatic, meaning there is no heat transfer and the entropy remains constant. 00 m/s and leaves at 300 kPa and 350 K. In a gas turbine installation air is heated inside heat exchanger upto 750C from ambient temperature of 27C Hot air then enters into gas turbine with the velocity of 50 m/s and leaves at 600C Air leaving turbine enters a nozzle at 60 m/s velocity and leaves nozzle at temperature of 500C For unit mass flow rate of air determine the following assuming adiabatic 5-36 Air enters an adiabatic nozzle steadily at 300 kPa, 20 0 ∘ C, and 45 m / s and leaves at 100 kPa and 180 m / s. 084-m² opening. 17-90 Air flowing at 32 kPa, 240 K, and Mal — 3. Using variable specific heats determine a) The isentropic efficiency b) The exit velocity; Air is compressed by an adiabatic compressor from 100 kPa and 12 C to a pressure of 800 kPa at a steady rate of 0. Previous question Next question. Steam at 5 MPa and 500°C enters a nozzle steadily with a velocity of 80 m/s, and it leaves at 2 MPa and 400°C. 02 kJ/kg. Transcribed image Question: Air at 560 kPa and 400 K enters an adiabatic nozzle at a negligible velocity and leaves at 160 kPa and 350 K. °C. 043358 m 3 /kg, h 1 = 358. P1 300 kPa Tl-200°C Vi = 45 m/s A 110 cm2 P2 100 kPa v 1- Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. 02 kJ/kg. . Determine (a) the exit temperature and (b) the exit pressure of the air. Refrigerant- 134 a at 700 kPa and 120 degree C enters an adiabatic 1. Calcula; Steam enters a nozzle at 400 ? C and 800 kPa with a velocity of 10 m/s, and leaves at 300 ? C and 200 kPa while losing heat at a rate of 25 kW The air mass flow rate is 25 kg/s. Use variable specific heats. Air enters an adiabatic nozzle steadily at 300 kPa, 200 ∘ ^\circ{} ∘ C, and 45 m/s and leaves at 100 kPa and 180 m/s. Air flows steadily through an adiabatic turbine, entering at 1 MPa, 800 K, and 100 m/s and Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 100 m/s and leaves at 250 kPa and 350 K. w Air enters an adiabatic nozzle steadily at 400 kPa, 300°C, and 30 m/s and leaves at 100 kPa and 200 m/s. Question: Air at 560 kPa and 380 K enters an adiabatic nozzle at a negligible velocity and leaves at 190 kPa and 350 K What is the isentropic efficiency of the nozzle? 29. 1. To Find: The exit pressure and exit temperature. 5605832 What is the rate of entropy generation for this turbine? . The exit velocity is m/s. Solution. For an inlet area of 800 cm 2 , determine the velocity and the volume flow rate of the steam at the nozzle exit. (c) The entropy generation. Determine (a) the exit temperture, and (b) the exit pressure of the air. Determine (a) The isentropic efficiency (b) The exit velocity (c) The entropy generat; Air enters a well-insulated nozzle with a pressure of 1100 kPa, a temperature of 626. We need to determine the exit pressure and temperature. 11. Changes Air enters an adiabatic nozzle at 300 kPa, 500 K with a velocity of 10 m/s. To save time give the closest value in the table. 8552 m/s. Determine Air enters an adiabatic nozzle steadily at 400 kPa, 200°C, and 40 m/s and leaves at 120 kPa and 210 m/s. Science. 5-36. Using variable specific heats, determine (a) the exit velocity. Comprehension Air enters an adiabatic nozzle at 300 kPa, 500 K with a velocity of 10 m/s. Steam enters a nozzle at $400^{\circ} \mathrm{C}$ 06:25 Question. 4 kg/s. There are 2 steps to solve this one. The inlet area of the nozzle is $80 \mathrm{~cm}^{2}$. Determine (a) the mass flow rate (m⋅), (b) the exit Problem 1: Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. Answers: (a) 437 K, (b) 331 kPa. View the full answer. Determine the Question: Q. Exergy destruction per Air is expanded in an adiabatic nozzle during a polytropic process with n = 1. 925 m/s c) 0. Air is compressed by an adiabatic compressor from 100 kPa and 20°C to 1. The isentropic efficiency Steam enters a nozzle at 400 degree C and 800 kPa with a velocity of 10 m / s, and leaves at 375 degree C and 400 kPa while losing heat at a rate of 25 kW. Determine the entropy generation per unit mass. It exits the nozzle at a pressure of 100 kPa. Suggestion for further study: Reconsider problem (1). 0204 kJ/kgK O B. the diameter of the nozzle inlet is 4 cm. 02 kJ/kg Determine the exit temperature. a - Exit velocity of airDetermine the exit Solution for Air enters an adiabatic nozzle steadily at 300 Kpa, 200 °C and 30 m's then leaves at 100 Kpa and 180 m/s. 005 kJ/kg K, %3D. Solution For Air at 500kPa and 400K enters an adiabatic nozzle at a World's only instant tutoring platform. What is the velocity at the exit of the nozzle? Assume the specific heat is constant and can be taken at the average temperature between the inlet and outlet. The mass flow rate is 2 kg/s and the inlet area is 1 m^2. Determine (a) The isentropic efficiency (b) The exit velocity (c) The entropy generat; Air enters an adiabatic turbine steadily at 1600 kPa and 450 degrees C with a velocity of 55. if the isentropic efficiency of the nozzle is 90 percent. 6 is forced to undergo an expansion turn of 150. To determine the isentropic efficiency (η), we can compare the actual change in specific enthalpy (h) to the ideal change in specific enthalpy. 0 m/s and leaves at 150 kPa with a velocity if 150 m Question: Air enters an adiabatic nozzle at 400 kPa, 277 °C, and 60 m/s and exits at 80 kPa. The static pressure of air at the exit section for isentropic flow through the nozzle is The air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Question: Air enters an adiabatic nozzle under the following conditions: pressure = 900 kPa temperature = 590 ∘∘C velocity = 2. If the isentropic efficiency of the nozzle is 90 percent, determine the exit temperature and pressure Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. Using variable specific heats, determine (a) the isentropic efficiency, (b) the exit velocity, and (c) the entropy generation. 85 ^oC, and a velocity of 40 m/s. 7 cm 2 Solution. Result: (a) The isentropic efficiency is 0. a Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 8 MPa and 400°C. This AI-generated tip is based on Chegg's full solution Question: Air @ 600 Kpa and 500 K enters an adiabatic nozzle that has an inlet to exit area ratio of 2:1 w/ a velocity of 380 m/s. If the flow is ideal and the exit pressure is 100 kPa, then . (b) The exit velocity. At the diffuser exit, the temperature is 520 K. If the nozzle has an inlet area of 7. Question: 1. 2k points) thermodynamics Find an answer to your question Air enters an adiabatic nozzle at 300 KPa, 500K with a velocity of 10 m/s It leaves the nozzle at 100 KPa with a velocity of 180 aliasingh2131 aliasingh2131 03. The inlet area of the nozzle is 110 cm^2. Determine (a) the mass flow rate through the nozzle, (b) the exit temperature of the air, and(c) the exit area of the nozzle. The inlet area is 80 cm 2. 0. 0112 kJ/kgK C. Determine (a) The isentropic efficiency (b) The exit velocity (c) The entropy generat; Consider an adiabatic nozzle with air entering at 300 k and 450 kpa and a velocity of 20 m/s. 47 kg/s, (b) 231. Determine: a) The mass flow rate through the nozzle, b) The exit temperature of the air, and c) The exit area of the nozzle. The velocity of the airstream is decreased from 230 to 30 m/s as it passes through the diffuser. Question: Air at 640 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. Assume the flow is isentropic. Air enters an adiabatic nozzle steadily at 300 kPa, 200 ∘ ^{\circ} ∘ C, and 45 m/s and leaves at VIDEO ANSWER: Air at 900 \mathrm{kPa} and 400 \mathrm{K} enters a converging nozzle with a negligible velocity. Exit velocity of the air (m/s) b. Air at 500 kPa and 400 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 3:1 with a velocity of 100 m's and leaves with a velocity of 400 m/s. Question: Air at 400 kPa and 400 K enters an adiabatic nozzle at a velocity of 40 m/s and leaves at 250 kPa and 360 K. Air enters an adiabatic diffuser at 320 K and 100 kPa with a velocity of 643. --- Show Question: Air (ideal gas) enters an adiabatic nozzle steadily at 200 kPa, 600°C,and 60 m/s and leave at 70 kPa and 400 °C. Using variable specific heats, Determine the following A. Create an engineering model with at least three (3) assumptions Determine: (a) The mass flow rate through the nozzle, (b) The exit temperature of the air, and (c) The exit area of the nozzle Cpr W Air at 800 kPa and 400?C enters a steady-flow nozzle with a low velocity and. Subjects Literature guides Concept explainers Writing guides Popular textbooks Popular high school textbooks Popular Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 50 m/s and leaves at 300 kPa and 350 K. What will happen to the nozzle exit temperature [K] and pressure [kPa] of the air if the air is cooled Question: 073) Air at 500 kPa and 400 K enters an adiabatic nozzle at avelocity of 50. (Answer (a) 1. Determine the velocity (m/s) at the exit of the diffuser. Determine (a) the mass flow rate through the nozzle, (b) the exit temperature In an adiabatic nozzle, the process is assumed to be reversible and adiabatic, meaning there is no heat transfer and the entropy remains constant. The inlet area of the nozzle is 80 cm². Determine a. the mass flow rate of air through the nozzle B. 65 kPa, 153 K 17—87 Air enters a converging—diverging nozzle of a super- sonic wind tunnel at I MPa and 300 K with a low velocity. 3. leaves at 100 kPa. 5 kg/s and leaves at 42°C. The insetropic efficiency in % B The exit velocity in m/s Air at 2 7 ∘ C and 100 kPa enters an adiabatic diffuser of a jet engine steadily with a velocity of 100 m / s. 828 What is the (actual) exit velocity of the air? 245. c) s_gen = kJ/kg middot K Question: <p>Air enters an adiabatic nozzle steadily at 300 kPa, 200&#176;C, and 30 m/s and<br />leaves at 100 kPa and 180 m/s. 5 m 2. Assuming constant specific heats, determine the change in specific entropy. Determine (a) The isentropic efficiency (b) The exit velocity (c) The entropy generat; Air undergoes a steady-flow, reversible, adiabatic process. The specific heat of air at the anticipated average temperature of 450 K is Cp=1. Determine (a) the mass flow rate through the nozzle, (b) the exit temperature Air enters an adiabatic nozzle at 400 kPa and 900 K with negligible velocity. 287 kPa. Accounting for the change in kinetic energy of the air, determine the change in specific flow exergy of air in this process. Thermodynamics 5-39Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 45 m/s and leaves at 100 kPa and 180 m/s. Search Instant (0. The dead state can be considered to be 100 kPa, 20°C. The velocity of the air stream is decreased from 230 to 30 m/s as it passes through the diffuser. Find step-by-step Engineering solutions and your answer to the following textbook question: Air enters an adiabatic nozzle steadily at $300 \mathrm{~kPa}$, $200^{\circ} \mathrm{C}$, and $30 \mathrm{~m} / \mathrm{s}$ and leaves at $100 \mathrm{~kPa}$ and $180 \mathrm{~m} / \mathrm{s}$. (b) The exit velocity is 30 m/s. write. Answers: (a) 0. 484 K 4. The inlet area of the nozzle is 80 cm2. The air is accelerated from 10 m/s to 200 m/s by the nozzle. The air exits at 200 kpa and 250 k. Using variable specific heats, determine the following: (a) The isentropic efficiency. 2. Air enters the compressor through a 0. 319 b) 0. A hot-water stream at 80°C enters a mixing chamber with a mass flow rate of 0. Determine (a) The isentropic efficiency (b) The exit velocity (c) The entropy generat; Air enters a nozzle steadily at 200 kPa and 65 C with a velocity of 35 m/s and exits at 95 kPa and 240 m/s. K (Table A-1). Determine (a) the mass flow rate through the nozzle, (b) the exit temperature Solution for Q2/ Air enters an adiabatic nozzle steadily at 400 kPa, 290°C, and 35 m/s and leaves at 200 kPa and 240 m/s. Air at 500 kPa and 400 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 3:1 with a velocity of 100 m/s and leaves with a velocity of 400 m/s. For an inlet area of 800 cm 2 ^2 2, determine the velocity and the volume flow rate of the steam at the nozzle exit. The inlet area of nozzle is 110 cm{eq}^2{/eq}. Using variable specific heats determine a) The isentropic efficiency b) The exit velocity; Air at 80 kPa and 127 o C enters and adiabatic nozzle steadily at a rate of 1. Here’s how to approach this question. The exit temperature of the air is 1. If the ambient state is 100 kPa and 18°C, determine ( a ) the exit velocity, ( b ) the rate of exergy destruction, and ( c ) the second-law efficiency. STEAM 2- Air at 80 kPa, 27°C, and 220 m/s enters a diffuser at a rate of 2. The compressor pressure ratio is 9, the turbine inlet temperature is 1400 K, and air exits the nozzle at 26 kPa. Assuming air to be an ideal gas with variable specific heats and disregarding any irreversibilities , determine the exist velocity of the air Steam enters an adiabatic nozzle at 400^\circ and 800 kPa with a velocity v = 50 m/s, it leaves the nozzle at 300^\circ and 200 kPa. Determine the isentropic efficiency. The nozzle has inlet area of 80 cm . The inlet of the nozzle is 90 cm^2 It exits at 200 kPa and a velocity of 151. Determine the following nformation: a. Note: Give your answer to two decimal places. The air is to exit at 100 kPa with velocity of 180 m/s Question: Air at 560 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. 516 K 2. The inlet area of the nozzle is 110 cm². Using CONSTANT SPECIFIC HEATS, determine: (a) the isentropic efficiency (b) the exit velocity (c) the entropy generation Air at 80 kPa and 127 ∘ ^\circ{} ∘ C enters an adiabatic diffuser steadily at a rate of 6000 kg/h and leaves at 100 kPa. What is the isentropic efficiency of the nozzle? % What is the actual) exit velocity of the air? m S What is the rate of entropy generation for this turbine? kJ kg K . 92 kJ/kg, v 2 = 0. Grade; Air enters an adiabatic nozzle at 400 kPa and 900 K with negligib | Air enters an adiabatic nozzle at 400 kPa and 900 K with negligible velocity. 0284 kJ/kg-K) Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. Compute the exit pressure and mass flows if the backpressure is, (a) 90 kPa and (b) 45 kPa. The inlet area of nozzle is 60 cm2. The inlet area of the nozzle is 100 Skip to main content. (4 points) Air enters an adiabatic nozzle steadily at 400 kPa, 250°C, and 50 m/s and leaves at 150 kPa and 200 m/s. at 250 kPa P 400 kPa T-250 C 40 m/sAIR250 kPa A) Determine the mass flow rate through the nozzle (kg/'s). Air at 500 kpa and 400K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kpa and 350K. 468 Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. The inlet area of the nozzle is 1 Question: 7-119 Air enters an adiabatic nozzle at 400 kPa and 547°C with low velocity and exits at 240 m/s. 0 votes . 2022 India Languages Secondary School answered Air enters an adiabatic nozzle at 300 KPa, 500K with a velocity of 10 m/s It leaves the nozzle at 100 KPa with a Air at 5 0 0 kPa and 4 0 0 K enters an adiabatic nozzle at a velocity of 3 0 m s and leaves at 3 0 0 kPa and Using variable specific heats, determine ( a ) the isentropic efficiency, ( b ) the exit velocity, and ( c ) the entropy generated per k g of air flowing through the nozzle associated with this Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. There are 4 steps to solve this one. the nozzle, what is the maximum velocity of the air at the nozzle exit, in m/s? Approximate answer: 800 m/s. mp/kg. b) eta_N = Round to three decimal places. Answered step-by-step. The inlet area of the nozzle is 110 cm 2. Calculate the following: A. Determine (a) the mass flow rate Air enters an adiabatic nozzle at 400kPa and 547∘C with low velocity and exits at 240 m/s. What is the isentropic efficiency of the nozzle? %What is the (actual) exit velocity of the air? msWhat is the rate of Thermodynamics 1. The exit temperature is 605. Use the tables for air as an ideal gas. Using variable specific heals, determine (a) the isentropic efficiency. Air at $600 \mathrm{kPa}$ and $500 \mathrm{K}$ enters an Air enters an adiabatic nozzle at 230 kPa, 600°C with a velocity of 60 m/s as shown in Figure P3. (b) the isentropic efficiency, and (c) the entropy generation. Using variable specific heats, determine (a ) the isentropic efficiency, (b) the exit velocity, and (c) the entropy generation. If the air undergoes an adiabatic expansion process through the nozzle, what is the maximum velocity of the air at the nozzle exit in $\mathrm{m} / \mathrm{s}$ ?. Determine the exit temperature. Air at 400 K and 500 kPa enters an adiabatic nozzle that has an inlet-to-exit area ratio of 5:1. Using appropriate Steam enters a nozzle at 400 degree C and 800 kPa with a velocity of 10 m / s, and leaves at 375 degree C and 400 kPa while losing heat at a rate of 25 kW. A. 0284 kJ/kg-K) (Answer: 0. (a) What is the velocity at the nozzle exit? (b) What will happen to the exit velocity if there was heat loss during the expansion? (c) If the inlet and outlet difference in elevation was 3 m how much the velocity would be affected as Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Using variable specific heats determine a) The isentropic efficiency b) The exit velocity; Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet to exit area ratio of 2:1 with a velocity of 380 m/s. Not the question you’re looking for? Question: 13. The nozzle isentropic efficiency is 85%. 2k points) Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. The inlet area of the diffuser is 0. Using variable specific heats, determine (a) The isentropic efficiency, (b) The exit velocity, and (c) The entropy generation. Air enters an adiabatic nozzle at 300 kPa, 500 K with a velocity of 10 m/s. 7 K. Solution for Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. The air exits at a pressure of 680 kPa and a temperature of 400 K. If the air undergoes an adiabatic expansion process through the nozzle, what is the maximum velocity of the air at the nozzle exit in m/s? Air enters an adiabatic nozzle steadily at 300 kPa, 200 ∘ ^\circ{} ∘ C, and 45 m/s and leaves at 100 kPa and 180 m/s. State what the problem asks for and 5-39 Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 45 m/s and leaves at 100 kPa and 180 m/s. determine (a) the exit temperature and (b) the exit pressure of the air. Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. Do this problem TWO ways: 1) Assuming air is a thermally and calorically perfect gas with a ratio of specific heats, = Question: air enters an adiabatic frictionless nozzle at 400 K and 800 kPa, with a velocity of 4 m/s. 100 % (1 rating) Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 375 K. Transcribed image text: 7-119 Air Question: Example Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 07. 5 kg/s where it is mixed Refrigerant-134a at 700 kPa and 120°C enters an adiabatic nozzle steadily with a velocity of 18 m/s and leaves at 400 kPa and 30°C. Use variablespecific heats. ← Prev Question Next Question →. What is the maximum velocity of Question: Air enters an adiabatic nozzle steadily at 300kPa,200∘C, and 30 m/s and leaves at 100kPa and 180 m/s. Determine the exit pressure of the air Question: 5-39 Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 45 m/s and leaves at 100 kPa and 180 m/s. The air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. The air exits at 50 kPa. The inlet Question: Air at 560kPa and 390 K enters an adiabatic nozzle at a negligible velocity and leaves at 110kPa and 350 K. Determine (a) The exit Find step-by-step Engineering solutions and the answer to the textbook question Air at 800 kPa and 400 degrees C enters a steady-flow nozzle with a low velocity and leaves at $100 \mathrm{kPa}$. Find (a) the exit temperature of the air and (b) the exit area of the diffuser. 42 K. The enthalpy of air at the inlet temperature of 500 K is h1 = 503. 3. If the air undergoes an adiabatic expansion process through the nozzle, what is the maximum velocity of the air at the nozzle exit in m/s? Use the table containing the ideal gas specific heats of various common gases. The air at 500 kPa and 400 k enters an adiabatic nozzle with an inlet to exit area ratio of 3:2. If the isentropic efficiency of the nozzle is 92% , determine the exits temperature and pressure of the air. If the isentropic effi- ciency of the nozzle is 90 percent, determine the exit tempera- ture and pressure of the air. The Air enters an adiabatic nozzle at 400 k P a 400 \mathrm{~kPa} 400 kPa and 54 7 ∘ C 547^{\circ} \mathrm{C} 54 7 ∘ C with low velocity and exits at 240 m / s 240 \mathrm{~m} / \mathrm{s} 240 m / s. Air enters an adiabatic nozzle at 400 k P a 400 \mathrm{~kPa} 400 kPa and 54 7 ∘ C 547^{\circ} \mathrm{C} 54 7 ∘ C with low velocity and exits at 240 m / s 240 \mathrm{~m} / \mathrm{s} 240 m / s. 0k views. P1 = 300 kPa T1 = 200°C Vi = 45 m/s 11 - 110 cm Q. (Upload detailed working for partial credits) O A. The inlet area is 80 cm2. The air leaves the diffuser with a velocity that is very small compared with the inlet velocity (velocity at exit condition = 0. Problem 08. The specific heat of air at the anticipated average temperature of 450 K is cp= 1. 0102 kJ/kgK D. If the air undergoes an adiabatic expansion process through. The exit velocity c. 6°C, (c) 38. Engineering; Question. Air enters an adiabatic nozzle at 400 kPa and 900 K with negligible velocity. a) Assuming an isentropic efficiency of 85%, and negligible inlet velocity, calculate the exit temperature, area, Air enters an adiabatic nozzle at 400 kpa , 277 o C and 60 m/s and exist at 80 kPa The air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 6 MPa and 400 m/s. Determine The exit temperature and pressure of the air. 5–32 Steam at 5 MPa and 400°C enters a Question: Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. The specific heat of air C P, is 1008 J/kg. 287 kJ/kg K, Cp = 1. Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 30 m/s and leaves at 100 kPa and 180 m/s. If the isentropic efficiency of the nozzle is 85 Question: Air enters an adiabatic nozzle at 400 kPa and 547 degree C with low velocity and exits at 240 m/s. The inlet area of the nozzle is 80 cm? Skip to main content. If the isentropic efficiency of the nozzle is 92 percent, determine (a) the maximum possible exit velocity, (b) the exit temperature, and (c) the actual exit velocity of the air. 005 kJ/kg K, %3D Transcribed Image Text: 5-36 Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 45 m/s and leaves at 100 kPa and 180 m/s. Assuming air to be an ideal gas with variable specific heats and disregarding any irreversiblilities , determine ; Determine the shape of a converging-diverging nozzle for air for a mass flow rate of 3 kg/s and inlet stagnation conditions of 1400 kPa and 200^{\circ}C. Answers: 4. ∘C (Table A-2). asked Feb 26, 2022 in General by Niralisolanki (115k points) closed Feb 28, 2022 by Niralisolanki. 11 c. Solution: This is a steady flow process since there is no change with time. (b) the exit velocity, and (c) the entropy generation. Find step-by-step Engineering solutions and the answer to the textbook question Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Using variable specific heats, determine (a) the isentropic efficiency, (b) the exit velocity, and (c) the entropy generation Air 500 kPa 400 K 30 m/s 300 kPa 350 K . Here’s the best way to solve it. Homework Help is Here – Start Your Trial Now! arrow_forward. The heat loss from the nozzle to the Air enters an adiabatic nozzel steadily at 400 kPa, 250 oC, and 40 m/s and leaves and 70 m/s. 0 m / s). Determine (a) the mass flow rate through the nozzle, (b) the exit temperature of the air and (c) the exit area of the nozzle. B) Air enters an adiabatic nozzle at 500 kPa and 400 K with a velocity of 80 m/s and exits at 400 kPa and 350 K (a) What is the velocity at the nozzle exit? (b) What will happen to the exit velocity if there was heat loss during the expansion? (c) Air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. Theinitial state is 1400 kPa and 815 degsC and the final pressure is140 kPa. Find step-by-step Physics solutions and your answer to the following textbook question: Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of Question: (6 points) Air at 570 kPa and 400 K enters an adiabatic nozzle at a negligible velocity and leaves at 160 kPa and 350 K. The inlet area of the nozzle is 75 cm2. 2 kg/s. Steam enters a nozzle at 400°C and 800 kPa with a velocity of 10 m/s, and leaves at 375°C and 400 kPa while losing heat at a rate of 25 kW. It enters the nozzle at 700 kPa and 100 degrees C with a velocity of 30 m/s and exits at a pressure of 200 kPa. 0124 kJ/Kg| Air enters an adiabatic isentropic nozzle at 400 kPa and 547°C with a low velocity and exits at 340 m/s. 073 - Air entering and leaving an adiabatic nozzleAir at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of \( 45. Repeat A converging nozzle has a throat area of 6 cm 2 and stagnation air condition of 120 kPa and 400 K. Using variable specific heats, determine (a) the isentropic efficiency (b) the exit velocity (c) Air enters an air compressor operating at a steady state with a volumetric flow rate of 37 m 3 per minute at 136 kPa and 305 K. Literature guides Concept explainers Writing guide Popular textbooks Popular high school textbooks Popular Q&A The air at 500 kPa and 400 K enters an adiabatic nozzle at a velocity of 30 m/s and leaves at 300 kPa and 350 K. 5304 kg/s, (b) 184. If the isentropic 1- Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet- to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. Determine (a) The isentropic efficiency (b) The exit velocity (c) The entropy generat; Air enters a compressor at a steady volume flow rate of 50 m ^3/min. Find step-by-step Engineering solutions and your answer to the following textbook question: Air at 600 kPa and 500 K enters an adiabatic nozzle that has an inlet-to-exit area ratio of 2:1 with a velocity of 120 m/s and leaves with a velocity of 380 m/s. The specific heat of air cp is 1008 J/kgKThe exit temperature of the air is Question: Air enters an adiabatic nozzle steadily at 300 kPa, 200°C, and 45 m/s and leaves at 105 kPa and 180 m/s. Determine (a) the exit temperature and (b) the exit pressure of the air 2. asked Jun 15, 2023 in Physics by Rutulshah ( 48. If the isentropic efficiency of the nozzle is 90 percent, determine the exit temperature and pressure of the air. Isentropic efficiency of the nozzle 3. ozhbz ujfnie xcdbhkt ythuo ugywin hqvyvs liwlgm lgu ugqto pglxb