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Mathematics, 12.08.2020 07:01 rayniqueamee2002

How much work is done in lifting a 1.4-kg book off the floor to put it on a desk that is 0.7 m high? Use the fact that the acceleration due to gravity is g = 9.8 m/s^2. How much work is done in lifting a 21-lb weight 6 ft off the ground?

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