SSC JE Mechanical Engineering 2018 Set 3 Paper

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Question : 134 of 200

Marks: +1, -0

For a heat pump, the second law of efficiency can be written in the form ________.

(First law efficiency) $× (1 -T_a /T_o )$
(First law efficiency) $× (1 + T_0 /T_a )$
(First law efficiency) $× (1 -T_o /T_a )$
(First law efficiency) $× (1 + T_a /T_o)$

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