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In the spectrum of hydrogen atom, the ra...

In the spectrum of hydrogen atom, the ratio of the longest wavelength in Lyman series to the longest wavelangth in the Balmer series is:

A

`5/27`

B

`4/9`

C

`9/4`

D

`27/5`

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The correct Answer is:
A
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  8. If the series limit frequency of the Lyman series is v(L), then the se...

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