How many times will the electron in the ...

How many times will the electron in the first Bohr orbit of hydrogen atom revolve in 1 s ?

`6.58xx10^(15)`

`4.13xx10^(16)`

`1.64xx10^(15)`

`4.13xx10^(15)`

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CHHAYA PUBLICATION-ATOM-EXERCISE(Multiple Choice Questions)

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