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Q.The frequency of light emitted for the transition n=4n=4 to n=2n=2 in H-atom is (Given RH=107 m−1R_H = 10^7 \text{ m}^{-1} and c=3×108 m/sc = 3 \times 10^8 \text{ m/s}):

a
5.6×1014 Hz5.6 \times 10^{14} \text{ Hz}
b
6.1×1014 Hz6.1 \times 10^{14} \text{ Hz}
c
1.5×1014 Hz1.5 \times 10^{14} \text{ Hz}
d
3.0×1014 Hz3.0 \times 10^{14} \text{ Hz}

Correct Answer: Option A

The correct solution involves applying the fundamental concept to derive the final value step by step...

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