An elevator cable breaks when a 774 kg elevator is 229 m, Ask an Expert

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An elevator cable breaks when a 774 kg elevator is 22.9 m above a huge spring (k = 8.00104 N/m) at the bottom of the shaft.

(a) Calculate the work done by gravity on the elevatorbefore it hits the spring.

(b) Calculate the speed of the elevator just before striking thespring.

m/s

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Category:- Physics
Reference No.:- M91095260

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