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.


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