A) \[\frac{2rmv}{q{{\mu }_{0}}i}\]
B) \[\frac{2\pi rmv}{q{{\mu }_{0}}i}\]
C) r
D) Cannot be determined
Correct Answer: B
Solution :
[b] \[F=qvB=\frac{qv{{\mu }_{0}}i}{2\pi r}\] \[\frac{m{{v}^{2}}}{R}=\frac{qv{{\mu }_{0}}i}{2\pi r}\Rightarrow R=\frac{2\pi rmv}{q{{\mu }_{0}}i}\]You need to login to perform this action.
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