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A particle moves in a circle of radius 3 m at angular velocity 2 rad/s. Its linear speed is?
A5 m/s
B6 m/s
C1.5 m/s
D9 m/s
Answer & Solution
Correct answer: B. 6 m/s
Linear speed v = ω r = 2 x 3 = 6 m/s.
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