What is the speed of the bolt

Reference no: EM13285071

A bolt comes loose from underneath an elevator that is moving upward at a speed of 6.9 m/s. The bolt reaches the bottom of the elevator shaft in 2 s.

(a) How high up was the elevator when the bolt came loose?

.......... m

(b) What is the speed of the bolt when it hits the bottom of the shaft?

.............. m/s

Reference no: EM13285071

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