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Assertion (A): The first  - law efficiency evaluates the energy quantity utilisation where as the second – law efficiency evaluates the energy quality utilization

Reason (R): The second – law efficiency for a process is defined as the ratio of change of available energy of the source to the change of available energy of the system

(a) Both  A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is NOT the correct explanation of A

(c) A is true but R is false

(d) A is false but R is true

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asked Aug 22, 2017 in TD by chandu (215k points)
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