If the longest wavelength in the ultraviolet region of hydrogen spectrum is o then the shortest wavelength in its infrared region is :

1. A. 46 7 o
2. B. 20 3 o
3. C. 36 5 o
4. D. 27 4 o

Attempt this NEET 2017 Physics question free — pick an option to reveal the correct answer and a step-by-step explanation. Then join NEET Mastery Quest to practise 15,000+ PYQ and 2027-syllabus questions.