a body of mass 40 kg is dragged 8meter on a rough horizontal surface in 10 seconds with a constant velocity by a constant force of 20 N then the calculate the work done by the force and total work done by all the forces
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s=8
t=10
8=0+1/2a×100
a=8/50=.16
wf=20×8=160
net work=.16×40×8=51.2
t=10
8=0+1/2a×100
a=8/50=.16
wf=20×8=160
net work=.16×40×8=51.2
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