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The wavelengths of photons emitted by el...

The wavelengths of photons emitted by electron transition between two similar leveis in H and `He^(+)` are `lambda_(1)` and `lambda_(2)` respectively. Then :-

A

`lambda_(2)=(lambda_(1))/(2)`

B

`lambda_(2)=(lambda_(1))/(4)`

C

`lambda_(2)=lambda_(1)`

D

`lambda_(2)=2lambda_(1)`

Text Solution

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The correct Answer is:
B
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