A weightlifter raises a 70-kg barbell from the floor to a height of 2.2 m in 1.2
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A weightlifter raises a 70-kg barbell from the floor to a height of 2.2 m in 1.2 s. What was his average power output during the lift?
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Mass of the barbell m 70 kg The height up to which w...View the full answer
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