An object is hung from a spring balance attached to the ceiling of an elevator cab. The
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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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From the reading when the elevator was at rest we know the mass of th...View the full answer
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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