Question: You are going up in an elevator. Initially, the elevator accelerates for 2.0 s to 6.0 m/s. Then it moves for 4.0 s, and then

You are going up in an elevator. Initially, the elevator accelerates for 2.0 s to 6.0 m/s. Then it moves for 4.0 s, and then it stops uniformly in 3.0 s. What are the magnitudes of the normal forces exerted by the floor on you, if your weight is 784 N, in the three situations?

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