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

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5.112: a) For the tires not to lose contact, there must be a downward force on the tires. Thus, the (downward) acceleration at the top of the sphere must exceed mg , so , 2 mg m R v and .
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Unformatted text preview: s m 3 . 11 m) (13.0 ) s m 80 . 9 ( 2 = = gR v b) The (upward) acceleration will then be 4 g , so the upward normal force must be N. 5390 ) s m (9.80 kg) 5(110 5 2 = = mg...
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  • Force, Trigraph, upward normal force

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