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A man of mass 60 kg is standing on a light weighing machine kept in a box of mass 30 kg. The box is hanging from a pulley fixed to athe ceiling through a light rope the other end of which is held by the man himself .if the manages to keep the box at restwhat is the weight shown in the machie ? what force should he exert on the rope to get his correct weight on the machine ??


A man of mass 60 kg is standing on a light weighing machine kept in a box of mass 30 kg. The box is hanging from a pulley fixed to athe ceiling through a light rope the other end of which is held by the man himself .if the manages to keep the box at restwhat is the weight  shown in the machie ? what force should he exert on the rope to get his correct weight on the machine ??


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