Question
Why can a machine not achieve 100% efficiency in the real world?
Machines make the work it takes to do a job harder.
Machines must overcome forces of friction.
Output work will always be more than input work.
The distance over which a small amount of energy is applied increases.
Machines make the work it takes to do a job harder.
Machines must overcome forces of friction.
Output work will always be more than input work.
The distance over which a small amount of energy is applied increases.
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