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Questions  

When heat is given to a gas in an isobaric process, then

a
Internal energy of the gas increases
b
The work is done by the gas
c
Both 1 and 2
d
None

detailed solution

Correct option is C

When heat is supplied at constant pressure, a part of it goes in the expansion of gas and remaining  part is used to of gas and remaining of the gas which in turn increases the internal energy.

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