Can a machine have an efficiency of 100% ? Give a reason to support your answer.

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Efficiency of a machine is always less than 100% as output energy is always less than the input energy, because some energy is lost to overcome friction.

kratos · Answer 1 · 2020-05-27T03:58:18+0000

Efficiency of a machine is always less than 100% as output energy is always less than the input energy, because some energy is lost to overcome friction.

Can a machine have an efficiency of 100% ? Give a reason to support your answer.

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Can a machine have an efficiency of 100% ? Give a reason to support your answer.

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