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25 Four lowest energy levels of H-atoms ...

25 Four lowest energy levels of H-atoms are shown in the figure. The number of emission lines could be :- (1) 3 (2) 4 N (3) 5 n=1- 2 (4) 6 86. In the above problem, the number of absorption lines could be :- (1) 3 (2) 4 (3) 5

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