Question

A woman of mass 51 kg is standing in an elevator.
(a) If the elevator floor pushes up on her feet with a force of 408 N, what is the acceleration of the elevator?
(b) If the elevator is moving at 1.5 m/s as it passes the fourth floor on its way down, what is its speed 4.0 s later?


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  • CreatedJune 06, 2016
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