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physics

a man having a mass of 60 kg exerts a horizontal force of 200 newton in pushing a 90 kg object a distance of 60 meters along horizontal floor. he does this at constant velocity in 3 seconds.the weight of this man is[in newton,taking g =10m/s square]

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  1. Wt. = M*g = 60kg * 10N/kg = 600 N.

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  2. M.g=60kg.10= 600

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  3. W=m*g=60*10=600N

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