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When an ideal gas in a cylinder was comp...

When an ideal gas in a cylinder was compreswsed isothermally by a piston, the work done on the gas found to be `1.5xx10^(4)` Joule. During this process about

A

`3.6xx10^(3)` cal of heat flowed out from the gas

B

`3.6xx10^(3)` cal of heat flowed into the gas

C

`1.5xx10^(4)` cal of heat flowed into the gas

D

`1.5xx10^(4)` cal of heat flowed out from the gas

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