Statement-I : For the same amount of heat absorbed reversibly and isothermally, the increase in randomness at low temperature is more than at higher temperature.Statement-II : ΔSsystem for a spontaneous process is always positive.
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a
Both statements I and II are correct
b
Statement-I is correct and statement-II is incorrect
c
Statement-I is incorrect and statement-II is correct
d
Both statements I and II are incorrect
answer is B.
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Detailed Solution
(I) ΔS=qrevT let T1ΔS2(B) For a spontaneous process, ΔStot>0 always. ΔSsystem can be positie (or) negative.
Statement-I : For the same amount of heat absorbed reversibly and isothermally, the increase in randomness at low temperature is more than at higher temperature.Statement-II : ΔSsystem for a spontaneous process is always positive.