JEE Main 2026 · PhysicsMultiple choiceSingle correctMediumCalculation

JEE Main 6 April 2026, Shift 1, Physics Q44

Question 44 of 75 in this shift, Physics question 19 of 25, Section A.

The ratio of momentum of the photons of the

1^{\mathrm{st}}

and

2^{\mathrm{nd}}

line of Balmer series of Hydrogen atoms is

\alpha/\beta

. The possible values of

\alpha

and

\beta

are:-

(1)27 and 20
(2)3 and 16
(3)5 and 36
(4)20 and 27Official answer

Official answer

Option 4

NTA final key.

Chapter: Atoms
Topic: Bohr's Atomic Model
Idea tested: Emitted Photon Momentum

Same topic in other shifts

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.