A wheel of mass 40 kg and radius of gyration 0.5 m comes to rest from a speed of 180 revolutions per minute in 3s. Assuming that the retardation is uniform then the value of retarding torque t in Nm is (a) (c) 10 T 30 π (b) (d) - 20 π - 40 π
A wheel of mass 40 kg and radius of gyration 0.5 m comes to rest from a speed of 180 revolutions per minute in 3s. Assuming that the retardation is uniform then the value of retarding torque t in Nm is (a) (c) 10 T 30 π (b) (d) - 20 π - 40 π
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Transcribed Image Text:A wheel of mass 40 kg and radius of
gyration 0.5 m comes to rest from a speed of 180
revolutions per minute in 3s. Assuming that the
retardation is uniform then the value of
retarding torque t in Nm is
- 20 π
(a)
(c)
10 π
30 π
(b)
€
(d) 40 π
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