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1. |
The pulley os pin-connected to block B at A. As cord CF unwinds from the inner hub with the motion shown, cord DE unwinds from the outer rim. Determine the angular acceleration of the pulley at the instant shown. |
A. | = 80.0 rad/s2 |
B. | = 160.0 rad/s2 |
C. | = 180.0 rad/s2 |
D. | = 53.3 rad/s2 |
Answer» E. | |