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A particle of mass m and charge Q moving...

A particle of mass m and charge Q moving with a velocity v enters a region on uniform field of induction B Then its path in the region is s

A

(a) Always circular

B

(b) circular, If `vxxB=0`

C

(c) circular,If `v.B=0`

D

(d) None of these

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The correct Answer is:
C
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