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Chemical Engineering · Q54

Chemical Engineering Thermodynamics

Engineering and GATE · Chemical Engineering · question 54

Q54

The second law of thermodynamics states that

A.
The energy change of a system undergoing any reversible process is zero
B.
It is not possible to transfer heat from a lower temperature to a higher temperature
C.
The total energy of system and surrounding remains the same
D.
None of the above
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
One of the corollaries of second law of thermodynamics states that heat can’t be continuously transferred from low temperature body to high temperature body without taking any external work. This is known as clausius statement of second law of thermodynamics.