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An alpha particle is moving along a circ...

An `alpha` particle is moving along a circle of radius R with a constant angular velocity `omega`. Point A lies in the same plane at a distance 2R from the centre. Point A records magnetic field produced by the `alpha` particle. If the minimum time interval between two successive times at which A records zero magnetic field is `t_(1)`, the angular speed `omega` in terms of t is

A

`(2pi)/(t)`

B

`(2pi)/(3t)`

C

`(pi)/(3t)`

D

`(pi)/(t)`

Text Solution

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The correct Answer is:
B
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