Answer & explanation
Correct answer: option 2
Emission takes place when electron jump from higher energy to lower energy. From given figure it is clear that energy difference between n= 2 to n=1 is higher(10.2eV).
Correct answer: option 2
Emission takes place when electron jump from higher energy to lower energy. From given figure it is clear that energy difference between n= 2 to n=1 is higher(10.2eV).