ch10-p111 - 111. (a) The linear speed of a point on belt 1...

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111. (a) The linear speed of a point on belt 1 is 2 1 (15 cm)(10 rad/s) 1.5 10 cm/s AA vr ω == = × . (b) The angular speed of pulley B is 15 cm (10 rad/s) 15 rad/s 10 cm BB B B r rr r ωω §· = ¡ = ¨¸ ©¹ . (c) Since the two pulleys are rigidly attached to each other, the angular speed of pulley B is the same as that of pulley B , i.e.,
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