In Figure a 0.250 kg block of cheese lies on the floor of a 900 kg elevator
Question:
In Figure a 0.250 kg block of cheese lies on the floor of a 900 kg elevator cab that is being pulled upward by a cable through distance d1 = 2.40 m and then through distance d2 = 10.5 m.
(a) Through dr, if the normal force on the block from the floor has constant magnitude FN = 3.00 N, how much work is done on the cab by the force from the cable?
(b) Through d2, if the work done on the cab by the (constant force from the cable is 92.61. kJ, what is the magnitude of Fry?
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a The net upward force is given by FFm Mgm Ma where m ...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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