ir at 200 kPa, 52°C, and a velocity of 355 m/s enters an insulated duct of varying cross-sectional area. The air exits at 100 kPa, 82°C. at the inlet, the cross-sectional area is 11.57 cm².

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Air at 200 kPa, 52°C, and a velocity of 355 m/s enters an insulated duct of varying cross-sectional area. The air exits at 100 kPa, 82°C.
At the inlet, the cross-sectional area is 11.57 cm².
Assuming the ideal gas model for the air, determine:
(a) the exit velocity, in m/s.
(b) the rate of entropy production within the duct, in kW/K.
Part A
Determine the exit velocity, in m/s.
V2 =
i
m/s
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Part B
The parts of this question must be completed in order. This part will be available when you complete the part above.
Transcribed Image Text:Air at 200 kPa, 52°C, and a velocity of 355 m/s enters an insulated duct of varying cross-sectional area. The air exits at 100 kPa, 82°C. At the inlet, the cross-sectional area is 11.57 cm². Assuming the ideal gas model for the air, determine: (a) the exit velocity, in m/s. (b) the rate of entropy production within the duct, in kW/K. Part A Determine the exit velocity, in m/s. V2 = i m/s Save for Later Attempts: 0 of 1 used Submit Answer Part B The parts of this question must be completed in order. This part will be available when you complete the part above.
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