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In an atom, two electrons move around nu...

In an atom, two electrons move around nucleus in circular orbits of radii ( R) and ( 4R) . The ratio of the time taken by them to complete one revolution is :

A

`1:4`

B

`4:1`

C

`1:8`

D

`8:1`

Text Solution

Verified by Experts

The correct Answer is:
C
According to Kepler.s law `t^2 prop R^3`
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