A monoatomic gas at pressure P, having a volume V expands isothermally to a volume 2V and then adiabatically to a volume 16 V. The final pressure of the gas is : (take = 5/3)
64P
32P
P/64
16P
As we learnt in
Equation of state -
- wherein
On solving
For first process
T= constant,
.
For second process
Correct option is 3.
Option 1)
64P
Incorrect
Option 2)
32P
Incorrect
Option 3)
P/64
Correct
Option 4)
16P
Incorrect