Question

GE
A solar energy based heat engine which
receives 80 kJ of heat at 100°C and rejects
70 kJ of heat to the ambient at 30°C is to be
designed. The thermal efficiency of the heat
engine is
(GATE-ME-96)
(a) 70%
(b) 18.8%
(c) 12.5%
(d) Indeterminate​

Answer 1

Answer:

a is correct answer give me as brain list

Answer 2

Explanation:

A is the correct.

.

.

.?

..