Question: You get into an elevator at the ground floor and push the button to get to the top floor. You time the motion of the

You get into an elevator at the ground floor and push the button to get to the top floor. You time the motion of the elevator and find that it takes about 3 seconds to get up to top speed, stays at top speed for 11 seconds, and then takes 2 seconds to come to a stop at the top floor. You estimate that the building is 55 m tall. Estimate the top speed of the elevator.

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