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The wavelengths of electron waves in two...

The wavelengths of electron waves in two orbits is 3:5. The ratio of kinetic energy of electrons will be

A

`25:9`

B

`5:3`

C

`9:25`

D

`3:5`

Text Solution

Verified by Experts

The correct Answer is:
A
`(lambda_1)/(lambda_2) = sqrt((KE_2)/(KE_1))`
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