JEE Main 2023 · PhysicsMultiple choiceSingle correctMediumCalculation

JEE Main 11 April 2023, Shift 2, Physics Q35

Question 35 of 90 in this shift, Physics question 5 of 30, Section A.

A body of mass

500\ \mathrm{g}

moves along x-axis such that it's velocity varies with displacement x according to the relation

v = 10\sqrt{x}\ \mathrm{m/s}

the force acting on the body is:-

(1) $5\ \mathrm{N}$
(2) $25\ \mathrm{N}$ Official answer
(3) $125\ \mathrm{N}$
(4) $166\ \mathrm{N}$

Official answer

Option 2

NTA final key.

Chapter: Laws of Motion
Topic: Newton's Laws of Motion
Idea tested: Position-Dependent Force Integration

Same topic in other shifts

All Newton's Laws of Motion questions

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2 Apr 2025, Shift 2 · Q29A body of mass 1 kg is suspended with the help of two strings making angles as shown in figure. Magnitudes of tensions $T_1$ and $T_2$ ,…EasySingle correctHas a figure
7 Apr 2025, Shift 2 · Q28An object with mass 500 g moves along $x$ -axis with speed $v=4\sqrt{x}$ m/s. The force acting on the object is :MediumSingle correct

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.