The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner is known as.
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An ideal gas has temperature T1 at the initial state i shown in the p-V diagram here. The gas has a higher temperature T2 at final states a and b, which it can reach along the path shown. The entropy change along the path to state a is
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The T-S diagram of two cycles for the operation of an engine are shown in figure below.
The numerical values of the parameters T1 , T2 , S1 and S2 in the two figures are the same. Which cycle has greater efficiency?
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The difference in entropy between a state of volume Vi and a state of volume of Vf (temperature and number of molecules remaining constant) is equal to.
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The efficiency of the Carnot cycle may be increased by.
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Kelvin-Plank’s law deals with
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In a reversible process, entropy of the system.
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1gm of perfect gas at volume VA , pressure pA and temperature TA changes from state A to state B when volume is VB, pressure is pB and temperature TB. the change in entropy is.
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Change in entropy depends
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In an irreversible process, the entropy of the universe.
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