A particle of mass m and charge q moving with velocity v describes a circular path of…
Physics · NEET · NTA Exams — Magnetic Effects of Current and Magnetism
A particle of mass m and charge q moving with velocity \(\vec{\vee} \vec{v}\) describes a circular path of radius r when subjected to a uniform transverse magnetic field of induction \(\text { E }\). The work done by the field, when the particle completes one full circle, is
- Zero
- \(2 \pi v^{2} m\)
- \(2 \pi r v q B\)
- \(2 \pi r q B\)
Answer
(A) Zero
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