JEE Main 2022 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 29 June 2022, Shift 1, Physics Q48

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

A positive charge particle of 100 mg is thrown in opposite direction to a uniform electric field of strength

1 \times 10^5\ \mathrm{NC^{-1}}

. If the charge on the particle is 40

\mu

C and the initial velocity is

200\ \mathrm{ms^{-1}}

, how much distance it will travel before coming to the rest momentarily :

(1)1 m
(2)5 m
(3)10 m
(4)0.5 mOfficial answer

Official answer

Option 4

NTA final key (2022 Session 1).

Chapter: Electric Charges and Fields
Topic: Electric Field
Idea tested: Charged Particle Trajectory in Uniform Field

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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.