The ratio of the frequencies of the long wavelength limits of Lyman an – McqOptions

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1.	The ratio of the frequencies of the long wavelength limits of Lyman and Balmer series of hydrogen spectrum is [KCEE 1996]
A.	27 : 5
B.	5 : 27
C.	4 : 1
D.	1 : 4
Answer» B. 5 : 27

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