8. Centripetal Forces & Gravitation
Uniform Circular Motion
Multiple Choice
Multiple ChoiceA ball travels on a frictionless circular track at 3m/s. The ball cannot have an acceleration greater than 1.5m/s2 or it will go off the track. What is the smallest radius the circular track can have so that the ball stays on the track?
A
R = 3 m
B
R = 12 m
C
R = 2 m
D
R = 6m
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