Two moles of Helium gas 
are initially at temperature 
and occupy a volume of 20 litres. The gas is first expanded at constant pressure until the volume is doubled. Then it undergoes an adiabatic change until the temperature returns to its initial value.
What are the final pressure of gas?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Final pressure
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