Two files A and B revolve around a light in concentric circular path. The radius of circular path of A is twice of B. A travels with a uniform linear speed of 4 m/s while B travels with a uniform linear speed of 3 m/s. when A completes tree full rounds then B would have completed: (A) 4 rounds (B) 3 rounds (C) 2 rounds (D) 1 round

Two files A and B revolve around a light in concentric circular path.

1.	Two files A and B revolve around a light in concentric circular path. The radius of circular path of A is twice of B. A travels with a uniform linear speed of 4 m/s while B travels with a uniform linear speed of 3 m/s. when A completes tree full rounds then B would have completed: (A) 4 rounds (B) 3 rounds (C) 2 rounds (D) 1 round
Answer» Correct option is (A) 4 rounds

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