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An elevator cable breaks when a 1250kg elevator is 28 meters above a huge spring (k=2.7x10^5 N/m) at the bottom of the shaft.

a. Determine the amount of work done by gravity on the elevator before it hits the spring.

b. Determine the speed of the elevator just before it makes contact with the spring. Determine the amount the spring compresses'

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Category:- Physics
Reference No.:- M91114723

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