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Rotational Motion Revision for JEE

65+ syllabus-aligned questions available

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Revise Rotational Motion by covering every subtopic once, drilling formulas, then solving 60+ timed MCQs with full solutions.

Use this Rotational Motion revision checklist before mocks and the final exam. Reinforce concepts with 60+ syllabus-aligned MCQs on Goodmarks.

Revision checklist

  1. 1.Centre of mass, torque, angular momentum conservation
  2. 2.Moment of inertia, radius of gyration, axis theorems
  3. 3.Rolling without slipping, equilibrium of rigid bodies
  4. 4.Revise Centre of mass of a two-particle system, centre of mass of a rigid body with 10 MCQs
  5. 5.Revise Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications with 10 MCQs
  6. 6.Revise The moment of inertia, the radius of gyration, values of moments of inertia for simple geometrical objects with 10 MCQs
  7. 7.Revise Parallel and perpendicular axes theorems and their applications with 10 MCQs
  8. 8.Revise Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motions with 10 MCQs

JEE Formula Sheet

6+ important formulas for Rotational Motion

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Subtopics in Rotational Motion

View Rotational Motion formula sheet — 6+ JEE formulas

Free sample questions

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Q1PhysicsUnit 5: Rotational Motion
Which of the following laws are conserved, if the areal acceleration is zero
Q2PhysicsUnit 5: Rotational Motion
Two point size bodies of masses 20g20 g 30g30 g are fixed at two ends of a light rod of length 1.5m.1.5 m . The moment of inertia of these two bodies about an axis perpendicular to the length of rod and passing through their center of mass is:
Q3PhysicsUnit 5: Rotational Motion
Calculate total moment of the two forces about O\boldsymbol{O}
Q4PhysicsUnit 5: Rotational Motion
When there is no external torque acting on a body moving in an elliptical path, which of the following quantities remains constant?
Q5PhysicsUnit 5: Rotational Motion
How far from the midpoint of the stick is the center of mass of the stick-puck combination after the collision?
Q6PhysicsUnit 5: Rotational Motion
The moment of inertia of a flywheel is 0.2kgm20.2 k g m^{2} which is initially stationary. constant external torque 5Nm5 N m acts on the wheel. The work done by this torque during 10 sec is:
Q7PhysicsUnit 5: Rotational Motion
A solid sphere is rotating in free space. If the radius of the sphere is increased keeping the mass same without applying any external force, which one of the following will not be affected?
Q8PhysicsUnit 5: Rotational Motion
The vertical forces that the ground exerts on a stationary van are shown. The van is 2.50m2.50 \mathrm{m} long with the wheels at a distance of 0.600m0.600 \mathrm{m} from the front of the van and 0.400m0.400 \mathrm{m} from the rear of the van. What is the horizontal distance of the van's centre of gravity from the front of the van?

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How should I revise Rotational Motion before JEE?

Follow the checklist on this page, revise formulas daily, and attempt mixed MCQs every 2–3 days.

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