problem17_96

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

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17.96: a) The capstan is doing work on the rope at a rate ( 29 ( 29 ( 29 W, 182 s 90 . 0 2 m 10 0 . 5 N 520 2 2 = × = = = - π T π Fr τω P or W 180 to two figures. The net torque that the rope exerts on the capstan, and hence the net torque that the capstan exerts on the rope, is the difference between the forces of the
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Unformatted text preview: ends times the radius. A larger number of turns might increase the force, but for given forces, the torque is independent of the number of turns. b) s. C 064 . K) mol J 470 kg)( (6.00 W) 182 ( ° = ⋅ = = = mc P mc dt dQ dt dT...
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This document was uploaded on 02/05/2008.

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