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A Perfect gas is enclosed in a vertical cylinder filled with a piston of mass m. The gas is heated by passing constant current I through a heating coil of resistance R placed inside the cylinder. At what speed v must the piston move upward in order that temperature of the gas may remain unchanges? Assume ideal insulating walls and piston and there is no fusion.

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1 Answer

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Correct Answer - `(i^(2)R)/(mg)`

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