# Bohrs Atomic Model MCQs Quiz Online PDF Download

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## MCQs on Bohrs Atomic ModelQuiz PDF Download

MCQ: Ratio of minimum to maximum wavelength in Ballmer series is

- 0.214583333
- 0.233333333
- 1:04
- 3:04

A

MCQ: Velocity of electron in second Bohr's orbit as compared to velocity in first orbit is

- equal
- one half
- 2 times
- one fourth

B

MCQ: Bohr's atomic model is based upon

- Einstein's relativistic theory
- classical theory
- planks quantum theory
- both b and c

D

MCQ: With increasing quantum number, energy difference between adjacent levels in atoms

- decreases
- increases
- remain constant
- zero

A

MCQ: According to Bohr's atomic model, angular momentum of electron in n^{th} orbit is equal to an integral multiple of

- 2h/π
- h/2π
- h/π
- nh/2π

B