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The speed of electron in first Bohr orbi...

The speed of electron in first Bohr orbit is c/137. The speed of electron in second Bohr orbit will be

A

`(2c)/(137)`

B

`(4c)/(137)`

C

`(c)/(274)`

D

`(c)/(548)`

Text Solution

Verified by Experts

The correct Answer is:
C
`v_(n)=v_(1)/n" ":. v_(2)=c/(137xx2)=c/274`
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