University Physics with Modern Physics with Mastering Physics (11th Edition)

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5.89: The upward friction force must be , s s g m n f A = = μ and the normal force, which is the only horizontal force on block A , must be , a m n A = and so . s g a = An observer on the cart would “feel” a backwards force, and would say that a similar force acts on the
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Unformatted text preview: block, thereby creating the need for a normal force....
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This document was uploaded on 02/04/2008.

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