Multiple Choice
A wheel starting from rest has a constant angular acceleration.After 3.0 s the angular velocity of the wheel is 7.5 rad/s.This same angular acceleration continues for a further 7.0 s after which it drops suddenly to zero.In the first 20.0 s how many revolutions does the wheel make?
A) 20
B) 40
C) 60
D) 80
E) 100
Correct Answer:
Verified
Correct Answer:
Verified
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