Multiple Choice
A 0.150-m-radius grinding wheel,starting at rest,develops an angular speed of 12.0 rad/s in a time interval of 4.00 s.What is the centripetal acceleration of a point 0.100 m from the center when the wheel is moving at an angular speed of 12.0 rad/s?
A) 0.450 m/s2
B) 7.20 m/s2
C) 14.4 m/s2
D) 28.8 m/s2
Correct Answer:
Verified
Correct Answer:
Verified
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