SSC JE Mechanical Engineering 2018 Set 2 Paper

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Question : 143 of 200

Marks: +1, -0

If the heat rejected from the system is zero, then which of the following statements will hold TRUE?

When net work is equal to the heat absorbed, work efficiency is 100%
Heat is exchanged from one heat reservoir only.
It violates Kelvin-Plank satement.
All options are correct

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