An ideal gas expand against a constant e...

An ideal gas expand against a constant external pressure at 2.0 atmosphere from 20 litre to 40 litre and absorb `10kJ` of energy from surrounding . What is the change in internal energy of the system ?

`4052J`

`5948J`

`14052J`

`9940J`

Text Solution

Verified by Experts

The correct Answer is:

`DeltaU=q+w`
`=10xx1000-2xx(20)xx101.3=5948J`

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