Hydrogen is contained in a rigid tank (5 m³) at an initial pressure of 150 kPa. Heat transfers from the tank causing the temperature to decrease from 327 °C to 27 °C. Assume constant specific heats at the average temperature. (a) The final pressure in the tank is A. 7 kPa B. 12 kPa C. 75 kPa

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Problem 3
Hydrogen is contained in a rigid tank (5 m³) at an initial pressure of 150 kPa. Heat
transfers from the tank causing the temperature to decrease from 327 °C to 27 °C.
Assume constant specific heats at the average temperature.
(a) The final pressure in the tank is
A. 7 kPa
B. 12 kPa
C. 75 kPa
D. 137 kPa
(b) The amount of heat transfer is
A. 943.6 kJ
B. 1318.6 kJ
C. 1731.4 kJ
D. 3113.1 kJ
Transcribed Image Text:Problem 3 Hydrogen is contained in a rigid tank (5 m³) at an initial pressure of 150 kPa. Heat transfers from the tank causing the temperature to decrease from 327 °C to 27 °C. Assume constant specific heats at the average temperature. (a) The final pressure in the tank is A. 7 kPa B. 12 kPa C. 75 kPa D. 137 kPa (b) The amount of heat transfer is A. 943.6 kJ B. 1318.6 kJ C. 1731.4 kJ D. 3113.1 kJ
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