Thermodynamics Question 371
Question: The specific heat of hydrogen gas at constant pressure is and at constant volume is If one kilogram hydrogen gas is heated from to at constant pressure, the external work done on the gas to maintain it at constant pressure is
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: B
Solution:
[b] From FLOT DQ = DU + DW
Work done at constant pressure
(As we know
Also
and
Therefore
Therefore