Question: 1 7 - 6 0 . The drum has a weight of 8 0 lb and a radi us of gyration k 0 = 0

17-60. The drum has a weight of 80 lb and a radi us of
gyration k0=0.4 ft. If the cable, which is wrapped around
the drum. is subjected lo a vertical force P =15 lb,
detem1ine the time needed to increase the drum's angular
velocity from w1=5 rad/ s to w2=25 rad/ s. Neglect the
mass of the cable.

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