Electrons in a certain energy level n = n1 , can emit 3 spectral lines. When they are in another energy level, n = n2. They can emit 6 spectral lines. The orbital speed of the electrons in the two orbits are in the ratio

Q: Electrons in a certain energy level n = n1 , can emit 3 spectral lines. When they are in another energy level, n = n2. They can emit 6 spectral lines. The orbital speed of the electrons in the two orbits are in the ratio

(a) 4 : 3

(b) 3 : 4

(c) 2 : 1

(d) 1 : 2

Ans: (a)