problem09_72

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

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9.72: The second pulley, with half the diameter of the first, must have twice the angular velocity, and this is the angular velocity of the saw blade. a) s. m 1 . 75 2 m 208 . 0 min rev s rad 30 min)) rev 3450 ( 2 ( = π b) , s m 10 43 . 5 2 m 208 . 0 min rev s rad 30 min) rev 3450 ( 2
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Unformatted text preview: 2 4 2 2 rad × = π = ϖ = r a so the force holding sawdust on the blade would have to be about 5500 times as strong as gravity....
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This document was uploaded on 02/04/2008.

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