Multiple Choice
An athletic can twirl a baton so that it reaches an angular velocity of 12 rad/s from rest in 0.5 s.If the length of a uniform baton is 0.8 m and the mass is 0.5 kg,what is the torque needed to reach the angular velocity?
A) 0.4 N.m
B) 0.5 N.m
C) 0.8 N.m
D) 0.64 N.m
E) 1.24 N.m
Correct Answer:
Verified
Correct Answer:
Verified
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