Question: An object is hung from a spring balance attached to the ceiling of an elevator cab. The balance reads 65 N when the cab is

An object is hung from a spring balance attached to the ceiling of an elevator cab. The balance reads 65 N when the cab is standing still. What is the reading when the cab is moving upward?

(a) With a constant speed of 7.6 m/s and

(b) With a speed of 7 .6 m/s while decelerating at a rate of 2.4 m/s2?

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