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An electron having kinetic energy K is m...

An electron having kinetic energy `K` is moving i a circular orbit of radius `R` perpendicular to a uniform magnetic induction. If kinetic energy is douled and magnetic induction tripled, the radius will become

A

`(3R)/(2)`

B

`sqrt(3)/(2)R`

C

`sqrt(2)/(9)R`

D

`sqrt(4)/(3)R`

Text Solution

Verified by Experts

The correct Answer is:
C
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