An object of a 1 kg is raiseed through a hight of 10 meters.Work done by the force gravity is
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F = M×g×costheta
= 1×9.8×cos180
=-9.8 (theta is 180 because gravitational acceleration and h is opposite )
= 1×9.8×cos180
=-9.8 (theta is 180 because gravitational acceleration and h is opposite )
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