19-21. The spool has a weight of 30 lb and a radius of gyration ko = 0.45 ft. A cord is wrapped around its inner hub and the end subjected to a horizontal force P = 5 lb. Determine the spool's angular velocity in 4 s starting from rest. Assume the spool rolls without slipping. 0.9 fi P = 5 lb 0.3 ft

Elements Of Electromagnetics
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19-21. The spool has a weight of 30 lb and a radius of
gyration ko = 0.45 ft. A cord is wrapped around its inner
hub and the end subjected to a horizontal force P = 5 lb.
Determine the spool's angular velocity in 4 s starting from
rest. Assume the spool rolls without slipping.
0.9 fi
P = 5 lb
0.3 ft
Transcribed Image Text:19-21. The spool has a weight of 30 lb and a radius of gyration ko = 0.45 ft. A cord is wrapped around its inner hub and the end subjected to a horizontal force P = 5 lb. Determine the spool's angular velocity in 4 s starting from rest. Assume the spool rolls without slipping. 0.9 fi P = 5 lb 0.3 ft
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