Moving Charges and Magnetism

Question: A particle of mass M and charge Q moving with velocity $\mathop v\limits^ \to $describes 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

1) $B\,Qv\,2\pi \,R$

2) $\left( {\frac{{M{v^2}}}{R}} \right)\,2\pi R$

3) Zero

4) $BQ2\pi R$

Solution:

Explanation: No Explanation

Motion of Charged Particle In Magnetic Field

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