During an isothermal expansion of an ideal gas from volume to

PHYSICS · Single correct · CBSE · Physics · Thermodynamics · Thermodynamics

Problem

During an isothermal expansion of an ideal gas from volume V1V_1 to V2V_2, which of the following correctly states the algebraic signs of QQ, WW and ΔU\Delta U? (a) Q>0,  W<0,  ΔU=0Q>0,\;W<0,\;\Delta U=0 (b) Q>0,  W>0,  ΔU=0Q>0,\;W>0,\;\Delta U=0 (c) Q>0,  W>0,  ΔU>0Q>0,\;W>0,\;\Delta U>0 (d) Q=0,  W>0,  ΔU<0Q=0,\;W>0,\;\Delta U<0

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