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(A) : First law of Thermodynamics explai...

(A) : First law of Thermodynamics explains why entire heat can not be converted into mechanical work.
(R): It is impossible to convert heat completely into work without rejecting heat to surroundings.

A

If both (A) and (R) are true and (R) is the correct explanation of (A)

B

If both (A) and (R) are true and (R) is not the correct explanation of (A)

C

If (A) is true but (R) is false

D

If (A) is false but (R) is true

Text Solution

Verified by Experts

The correct Answer is:
D
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