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JEE Main Rotational Motion questions with solutions

Moment of inertia, torque, angular momentum, rolling and rotational equilibrium. 16 questions from our 2016–2025 JEE Main pattern papers, from the Class 11 Physics syllabus. Each has the answer and a full solution.

Also practise: Rotational Motion for JEE Advanced

JEE Main 2025

A uniform thin rod of length L lies at rest on a smooth horizontal table. It receives a sharp horizontal impulse perpendicular to its length at a…JEE Main 2025 · medium
A uniform solid disc rolls without slipping on a horizontal floor with its centre moving at 4 m s^-1 and then rolls, still without slipping, up an…JEE Main 2025 · medium

JEE Main 2024

JEE Main 2023

JEE Main 2022

JEE Main 2021

JEE Main 2020

A uniform disc of mass 2 kg and radius 0.5 m rotates freely about its fixed vertical axis at 4 rad s^-1. A beetle of mass 0.5 kg sits on its rim and…JEE Main 2020 · medium

JEE Main 2019

A uniform horizontal disc of mass M and radius R rotates freely about its vertical symmetry axis with angular velocity ω. A beetle of mass M/4 sits…JEE Main 2019 · medium

JEE Main 2018

A uniform thin rod of length 1.2 m is pivoted at one end and released from rest in the horizontal position. When it becomes vertical, the speed of…JEE Main 2018 · easy

JEE Main 2017

JEE Main 2016

A uniform disc of mass M and radius R rotates freely about its fixed symmetry axis (perpendicular to its plane) with angular speed ω. A lump of clay…JEE Main 2016 · easy

Other Physics topics

Atoms, Nuclei and Dual Nature of Radiation 29 Calorimetry and Heat Transfer 13 Capacitors 10 Current Electricity 13 Electromagnetic Induction and Alternating Current 16 Electrostatics 15 Fluid Mechanics, Elasticity and Surface Tension 15 Gravitation 10 Kinematics and Laws of Motion 27 Magnetic Effects of Current 24 Ray and Wave Optics 16 Semiconductors and Communication 11 Simple Harmonic Motion 11 Thermodynamics and Kinetic Theory of Gases 19 Units and Measurements 10 Waves and Sound 23 Work, Energy and Power 11