Child climbs a normal staircase to the second floor

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When an 78.3-kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.08 x 103 J. By how much does the potential energy of a 19.5-kg child increase when the child climbs a normal staircase to the second floor?

Reference no: EM13544321

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