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A gas expands from a volume of 1 m^3 to ...

A gas expands from a volume of `1 m^3` to a volume of `2 m^3` against an external pressure of `10^5 Nm^-2`. the work done by the gas will be

A

`10^4J`

B

`10^2J`

C

`10^3J`

D

`10^5J`

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The correct Answer is:
D
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