No simple machine is 100 persentange efficient? why
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Answered by
5
Answer:
The percentage of the work input that becomes work output is the efficiency of a machine. Because there is always some friction, the efficiency of any machine is always less than 100 percent.
Explanation:
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Answered by
11
Answer:
Here's Your Answer
Explanation:
★A machine cannot be 100 percent efficient because output of a machine is always less than input. A certain amount of work done on a machine is lost to overcome friction and to lift some moving parts of the machine.
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