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An electron is moving in a circular orbi...

An electron is moving in a circular orbit of radius `5.3xx10^(-11)` metre around the atomic nucleus at a rate of `6.6xx10^(15)` revolutions per second. The centripetal force acting on the electron will be - (The mass of the electron is `9.1xx10^(-31)`kg)

A

`8.3xx10^(-8)N`

B

`3.8xx10^(-8)N`

C

`4.15xx10^(-8)N`

D

`2.07xx10^(-8)N`

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