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A block of mass 29kg is slowly slide up on a smooth inclination 53degree by a person .calculate the work done by the person in moving the block through a distance of 4m ,if the driving force is (a) parallel to the incline and (b) in the horizontal direction |
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Answer» a. work done=F*d=29*10*sin53*4 =928 J b. if HORIZONTAL then ALSO same............ |
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