A proton and an -particle enter with the same velocity v in a uniform magnetic field B…
Physics · Class 12 · CBSE — Moving Charges and Magnetism
A proton and an \(\alpha\) -particle enter with the same velocity \(\overrightarrow{{v}}\) in a uniform magnetic field \(\vec{B}\) such that \(\vec{v} \perp \vec{B}\) . The ratio of the radii of their paths is:
- 2
- \(\frac{1}{2}\)
- \(\frac{1}{4}\)
- 4
Answer
(B) 1 2
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