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Air is filled at 60^(@)C in a vessel of ...

Air is filled at `60^(@)C` in a vessel of open mouth. The vessel is heated to a temperature `T` so that `1//4th` of air escapes. Assuming the volume of vessel remaining constant, the value of `T` is

A

`80^(@)C`

B

`444^(@)C`

C

`333^(@)C`

D

`171^(@)C`

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The correct Answer is:
D
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