17-71. The reel of cable has a mass of 400 kg and a radius of gyration of ka = 0.75 m. Determine its angular velocity when t= 2 s, starting from rest, if the force P= (202 + 80) Ń, when t is in seconds. Neglect the mass of the unwound cable, and assume it is always at a radius of 0.5 m. 0.5 m P

Elements Of Electromagnetics
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17-71. The reel of cable has a mass of 400 kg and a radius
of gyration of ka = 0.75 m. Determine its angular velocity
when t= 2 s, starting from rest, if the force P= (202 + 80) Ń,
when t is in seconds. Neglect the mass of the unwound cable,
and assume it is always at a radius of 0.5 m.
0.5 m
P
Transcribed Image Text:17-71. The reel of cable has a mass of 400 kg and a radius of gyration of ka = 0.75 m. Determine its angular velocity when t= 2 s, starting from rest, if the force P= (202 + 80) Ń, when t is in seconds. Neglect the mass of the unwound cable, and assume it is always at a radius of 0.5 m. 0.5 m P
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