A load of mass 60 kg is pushed up a smooth inclined plane at an angle of 30 to the ground. calculate the work done
a) If the plane is 50m in length
b) If the mass comes to rest at a vertical height of 20m above the ground
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a) F=mgsin30°
F=60*10*0.5
F=300N
W=fs
W=300*50
W=15000J
b) W=fs
W=300*20
W=6000J
F=60*10*0.5
F=300N
W=fs
W=300*50
W=15000J
b) W=fs
W=300*20
W=6000J
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