SSC JE Mechanical Engineering 2015 Paper

Question : 184 of 200

Marks: +1, -0

As per first law of themodynamics when any system confined within a boundary is carried through a series of operations such that the final state is same as the initial state then.

the net work transfer is higher than the net heat transfer
the net work transfer is lower than the net heat transfer
the net work transfer is equal to the net heat transfer
the net work transfer is equal to or higher than the net heat transfer

Validate

Solution:

\_st

law of thermodynamics is conservation of energy
when initial state = final state
ΣQ = ΣW.

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