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Rotational Kinematics for JEE: 9 solved questions

Real JEE paper questions on rotational kinematics, part of rotational motion. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2011 to 2024. No sign-in needed to read them.

What this topic asks

• Equations of rotational motion — 8 questions
• Angular speed and the motion of a point — 1 question

All 9 questions with solutions

• A particle rotates in a circular path with angular position θ=(5t⁴)/(40)-(t³)/3 (in rad, t in s). Its angular… JEE Main 27th Jan 2nd Shift 2024
• A ball is spun with angular acceleration α=6t²-2t (in rad/s²). If it starts from rest, its angular velocity a… JEE Main 15th April 1st Shift 2023
• A wheel, starting from rest, rotates with a constant angular acceleration. The ratio of the angle it turns th… JEE Main 2nd Sept 2nd Shift 2020
• A body rotating at 600 rpm is uniformly accelerated to 1800 rpm in 10 s. The number of revolutions made in th… JEE Main 25th July 1st Shift 2021
• The angular speed of a truck wheel increases from 900 rpm to 2460 rpm uniformly in 26 s. The number of revolu… JEE Main 9th Jan 1st Shift 2020
• A flywheel, accelerated uniformly from rest, rotates through 5 rad in the first 4 s. The angle rotated during… JEE Main 12th April 1st Shift 2019
• A ball is spun with angular acceleration α=6t²-2t, where t is in seconds and α is in rad s⁻². At t=0 the ball… JEE Main 28th June 2nd Shift 2022
• A clock has a continuously moving second's hand of 0.1 m length. The average acceleration of the tip of the h… JEE Main 6th Sept 1st Shift 2020
• A pulley of radius 2 m is rotated about its axis by a force F=(20t-5t²) N (where t is measured in seconds) ap… JEE Main 2011