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Mechanical Engineering · Q157

Engineering Thermodynamics

Engineering and GATE · Mechanical Engineering · question 157

Q157

According to Kelvin-Planck's statement of second law of thermodynamics,

A.
It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work
Answer
B.
It is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work
C.
It is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body
D.
None of the above

Answer: Option A

Solution

Answer: Option A
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