Goodmarks

Physics · JEE

Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications Short Tricks for JEE

31+ syllabus-aligned questions available

Quick answer

Short tricks for Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications work only with strong fundamentals. Apply the tips below in timed sets and review every explanation.

Use these Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications shortcuts to save time in JEE Physics papers — then validate speed with 31+ MCQs on Goodmarks.

Short tricks for speed

  • Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications focus drill

    Solve 15 mixed MCQs for Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications, review every explanation, and note formulas you hesitated on.

  • Dimensional check first

    Before solving, verify each term has consistent SI dimensions — eliminates wrong options quickly in JEE MCQs.

  • Limiting cases

    Substitute extreme values (t→0, m→∞, θ→0) to sanity-check your final expression.

Syllabus context

Part of Rotational Motion in JEE Main Physics.

Free sample questions

Attempt 8 free MCQs for Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications. Unlock 23+ more with Pro.

Unlock full bank
Q1PhysicsUnit 5: Rotational Motion
Which of the following laws are conserved, if the areal acceleration is zero
Q2PhysicsUnit 5: Rotational Motion
Calculate total moment of the two forces about O\boldsymbol{O}
Q3PhysicsUnit 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?
Q4PhysicsUnit 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?
Q5PhysicsUnit 5: Rotational Motion
If the earth shrinks to half of its radius without changing its mass, the duration of the day will be
Q6PhysicsUnit 5: Rotational Motion
A sphere rolls without sliding on a rough inclined plane (only mg and contact forces are acting on the body). The angular momentum, of the body:
Q7PhysicsUnit 5: Rotational Motion
A swimmer while jumping into water from a height easily forms a loop in air, if
Q8PhysicsUnit 5: Rotational Motion
Moment of inertia of a body about an axis is 4kgm2.4 k g m^{2} . The body is initially at rest and a torque of 8 N mm starts acting on it along the same axis. Work done by the torque in 20s,20 s, in joules, is :

Want unlimited Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications practice?

Pro unlocks the full question bank, topic filters, and attempt history.

Get started freeView Pro plans

Popular questions in Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications

Frequently asked questions

Are short tricks enough for Basic concepts of rotational motion, moment of a force, torque, angular momentum, conservation of angular momentum and its applications in JEE?

No — tricks complement concepts. Master the theory first, then use shortcuts in timed MCQ practice.

Related topics