Which
of the following statements is correct with reference to perpetual motion
machines of the first kind?
It
violates the second law of thermodynamics.
It is a reversible process.
It produces heat without receiving work input.
It produces work without receiving heat.
It produces work without receiving heat.
Perpetual Motion Machine will give
continuous work without receiving energy from other system. In other word, such
a machine produces work without receiving heat, violating the first law of
thermodynamics.
Hence, the correct option is (D).
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