plz tell all the question
It is of points
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height h =1.5m
Work done to lift the laptop from the ground to the table W= mgh cosx
x= is the angle between the ground and the boy and is equal to 90 Degree
W = mgh cos90
W= mgh x 0[ cos90 =0]
W=0
Work done to lift the laptop from the ground to the table W= mgh cosx
x= is the angle between the ground and the boy and is equal to 90 Degree
W = mgh cos90
W= mgh x 0[ cos90 =0]
W=0
Answered by
0
Hope this will help u... :-)
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