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

A particle of mass `M` and charge `Q` moving with velocity `vec(v)` describe a circular path of radius `R` when subjected to a uniform transverse magnetic field of induction `B`. The work done by the field when the particle completes one full circle is

A

`BQv2pi R`

B

`((Mv^(2))/(R)) 2pi R`

C

zero

D

`BQ 2 pi R`

Text Solution

Verified by Experts

The correct Answer is:
C
`W = F.d cos 90^(@) = 0`
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