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An electron is moving in a circular path...

An electron is moving in a circular path under the influence of a transverse magnetic field of `3.57xx 10^(-2)`T. If the value of `e//m` is `1.76xx10^(11)C//kg`, the frequency of revolution of the electron is:

A

62.8 MHz

B

6.28 MHz

C

1 GHz

D

100 MHz

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