Physics, asked by sphraba8341, 1 year ago

Efficiency of the lever is always less than 100% ?why?

abhaysharma77: good question!

abhaysharma77: I wanna know the answer too

Answers

Answered by RaniJ

16

hope it helps you !!!!!!!!!!!!!!!!!!

Attachments:

abhaysharma77: so its because of friction!

RaniJ: yes

abhaysharma77: okk

Answered by thadadipesh

35

Answer: mechanical advantage is always less than velocity ratio due to friction. So the efficiency of a machine is always less than 100%.

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