engineering recuitment HPCL Engineer Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy Carnot's Theorem and its Corollary
A reversible engine works between temperature limits of 260°C and 60° C. To improve the performance, we have to
1
Raise the source temperature to 300°C
2
Lower the sink temperature to 30°c
3
Insulate the engine
4
None of the above