A particle of mass m and charge q describes a circular path of radius R in a magnetic…
Physics · Class 12 · CBSE — Moving Charges and Magnetism
A particle of mass \(m\) and charge \(q\) describes a circular path of radius \(R\) in a magnetic field. If its mass and charge were 2 m and \(\frac{{q}}{2}\) respectively, the radius of its path would be
- \(\frac{{R}}{4}\)
- \(\frac{{R}}{2}\)
- 2 R
- 4R
Answer
(D) 4R
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