A body moves a distance of 20m along a straight line under the action of a force of 10N.If the work done is 100J,the angle between force and displacement vectors is,
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Work done = Force . displacement . cosx
100 = 10 . 20 . cosx
100 = 200 cosx
cosx = 1/2
x = 60° = pi/3
Hope it helps!!!
100 = 10 . 20 . cosx
100 = 200 cosx
cosx = 1/2
x = 60° = pi/3
Hope it helps!!!
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