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Two particles A and B separated by a dis...

Two particles `A` and `B` separated by a distance `2R` are moving counter clockwise along the same circular path of radius `R` each with uniform speed `v`. At time `t=0`, `A` is given a tangential acceleration of magnitude `a = (32v^(2))/(25piR)` in the same direction of initial velocity

A

The time - lapse for the two bodies to collide is `(6piR)/(5V)`

B

The angle covered by (A) is `(9pi)/4`

C

Angular velocity of A is `(11V)/(5R)`

D

Radial acceleration of A is `(289V^2)/(5R)`

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The correct Answer is:
B
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