Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Air at 620 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 enthalpy of air at the inlet temperature of 500 K is h=503.02 kJ/kg

Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Air at 620 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 enthalpy of air at the inlet temperature of 500 K is h=503.02 kJ/kg

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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2 of 2 Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable return to this part. Air at 620 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 enthalpy of air at the inlet temperature of 500 K is h=503.02 kJ/kg Determine the exit pressure of the air. The exit pressure of the air is -652.73 kPa.
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NINEVEH UNIVERSITY THERMODYNAMICS Nozzles and Diffusers Ex,) Air at 10°C and 80 Kpa (abs) enters the diffuser of a jet engine steadily with a velocity of 200 m/s. The inlet area of the diffuser is 0.4 m2. The air leaves the diffuser with a velocity that is very small compared with the inlet velocity. Determine the mass flow rate of the air and the temperature of the air leaving the diffuser.
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R-134a enters a well-insulated diffuser as a saturated vapor at P1 = 100 lbf/in2 with a velocity of V1 = 1088 ft/s. At the exit, the pressure is measured as P2 = 300 Ibf/in2 and the velocity is negligible (–0). Assuming that the diffuser operates at steady- state, determine the exit temperature of the refrigerant, T2 (°F). %3D
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Please I request you to answer correctly without copying the answer from book as the question is different
Air at a 800 kPa and 1300 K enters a turbine which has an isentropic efficiency of 90% with a mass ﬂow rate 6 kg/s. The outlet pressure is 100 kPa and assume that speciﬁc heats vary with temperature. 1. What is the outlet temperature in K? Report your answer to one decimal place using rounding. 2. (image)
6) Steam enters a turbine at a pressure P-2.0MPA, temperature T1=500°C and enthalpy hi=3062 kJ/kg with a velocity Vi=10 m/s. The steam leaves the turbine as a gas-liquid mixture at a pressure P2=101kPa, temperature T2-373 K, and enthalpy ha=2621 kJ/kg with a velocity of v2-50 m/s. Thermal energy is lost through the turbine walls at a rate of 5 kJ/hr. The elevation difference between the entrance and exit of the turbine can be neglected. Calculate the power output in units of kW if 4000 kg/hr of steam pass through the turbine. %3D 4ニ-13815/5ec Pi thz + 6. 2Xla メSo? 2K9.81 3062 x103 1389 10 + é 621 X1s*) !8א2 ll rel 1o0ox4.21 looo X 9.81 2.
Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Steam flows steadily through an adiabatic turbine. The inlet conditions of the steam are 4 MPa, 500°C, and 80 m/s and the exit conditions are 30 kPa, 92 percent quality, and 50 m/s. The mass flow rate of the steam is 13 kg/s. The properties of the steam are v=0.086442 m³/kg, h₁ = 3446 kJ/kg, and h₂ = 2437.7 kJ/kg. 3-4 Ma 7₁-5000 Steam Py = 30 kPa Ay= 0.92 V₂= 50m Determine the power output. (You must provide an answer before moving on to the next part.) The power output is 12122 kW