JEE Main 2024 · PhysicsMultiple choiceSingle correctEasyConceptual

JEE Main 5 April 2024, Shift 1, Physics Q48

Question 48 of 90 in this shift, Physics question 18 of 30, Section A.

An electron rotates in a circle around a nucleus having positive charge Ze. Correct relation between total energy (E) of electron to its potential energy (U) is :

(1) $E = 2U$
(2) $E = U$
(3) $2E = U$ Official answer
(4) $2E = 3U$

Official answer

Option 3

NTA final key.

Chapter: Atoms
Topic: Bohr's Atomic Model
Idea tested: Energy Ratios in Bohr Orbits

Same idea in other shifts

Asked 5× in all

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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 108 of the 174 JEE Main shifts held from 2017 to 2026.