engineering recuitment JSSC JE Mock Test 2023 Thermodynamics Second Law of Thermodynamics and Entropy
Which of the following statements is correct according to the Clausius statement of the second law of thermodynamics?
1
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature
2
It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source
3
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle
4
None of the above