# Let v_(1) be the frequency of series limit of Lyman series, v_(2) the frequency of the first line of Lyman series and v_(3) the frequency of ser

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Let v_(1) be the frequency of series limit of Lyman series, v_(2) the frequency of the first line of Lyman series and v_(3) the frequency of series limit of Balmer series. Then which of the following is correct ?
A. upsilon_(1)-upsilon_(2)=upsilon_(3)
B. upsilon_(2)-upsilon_(1)=upsilon_(3)
C. upsilon_(3)=1//2(upsilon_(1)-upsilon_(3))
D. upsilon_(1)+upsilon_(2)=upsilon_(3)

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