Solution: An elevator cable breaks when a 920-kg elevator is
Chapter , Problem 107(choose chapter or problem)
An elevator cable breaks when a 920-kg elevator is 24 mabove a huge spring (k = 2.2 X 105N/m) at the bottomof the shaft. Calculate (a) the work done by gravity on theelevator before it hits the spring, (b) the speed of theelevator just before striking the spring, and (c) the amountthe spring compresses (note that work is done by both thespring and gravity in this part).
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