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Electric charge Q having mass M moves on...

Electric charge Q having mass M moves on a circular path of radius R with velocity `vecv`, perpendicular to uniform magnetic field B. When a particle completes one revolution, work done by the field is _______

A

QvBR

B

`QvB(2piR)`

C

zero

D

`(Mv^(2))/R*2piR`

Text Solution

Verified by Experts

The correct Answer is:
C
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KUMAR PRAKASHAN-MOVING CHARGES AND MAGNETISM-SECTION D (MCQs ASKED IN COMPETITIVE EXAMS)
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