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6.It is the ratio of the work done on load by the machine to the work done on the machine by the effort
Or
it is the ratio of the work input to the work output
Or
it is the ratio of the work input to the work output
vivida18:
the presence of friction and weight of the moving parts makes a loss in the energy,therefore the machine as the efficiency of 70%
and 7
do it that and I will mark as brainliest
,o
??
it has no units as it is in the form of ratio
what is this question answer of, is it of q7 ans
yes
ok
..
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