Atoms and Nuclei Part 1

Section: Physics
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Question : 30 of 100
 
Marks: +1, -0
Radiation coming from transitions n =2 to n=1 of hydrogen atoms fall on He‌+ ions in n=1 and n=2 states. The possible transition of helium ions as they absorb energy from the radiation is:
[8 Apr 2019 Shift 1]
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