**A**

At a wavelength of 92.05nm, n=1

When n=10 transferring of an electron to level 10, (n2 = sqrt (Rl/Rl – 1) = 10);

At a wavelength of 901.3nm, transferring electron from 10th level to level 3 (n1 = sqrt (100 X Rl/(100 + Rl)) = 3)

**The atom’s final state is n=3**

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