A worker pushed a 27 kg block 9.2 m along a level floor at constant speed with

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A worker pushed a 27 kg block 9.2 m along a level floor at constant speed with a force directed 32o below the horizontal. If the coefficient of kinetic friction between block and floor was 0.20, what were?

(a) The work done by the worker's force and

(b) The increase in thermal energy of the block- floor system?

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Fundamentals of Physics

ISBN: 978-0471758013

8th Extended edition

Authors: Jearl Walker, Halliday Resnick

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Question Posted: Jan 10, 2011 07:08 AM

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A worker pushed a 27 kg block 9.2 m along a level floor at constant speed with

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Since the velocity is constant a0 and the horizontal component of the workers pu...View the full answer

Fundamentals of Physics

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