(a) In 1975 the roof of Montreal's Velodrome, with a weight of 360kN, was lifted by 10...
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(b) In 1960 a Tampa, Florida, mother reportedly raised one end of a car that had fallen onto her son when a jack failed. If her panic lift effectively raised 4000 N (about ¼ of the car's weight) by 5.0 cm, how much work did her force do on the car?
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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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