this question for siya what do you mean by efficiency?
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2
Answer:
Efficiency is something in which something is good in it
like Efficiency of a machine is how good it works,how frictionless it is
:)
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0
Answer:
Efficiency of a machine can be defined as output work divided by input work.
No system has 100% efficiency.
◆●◆●◆ Hope this helps ◆●◆●◆
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