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JEE Main
IMPORTANT
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A body has its centre of mass at the origin. The x‐coordinates of the particles

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Important Questions on Centre of Mass, Linear Momentum, Collision

MEDIUM
JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 3
In which of the following cases, the centre of the mass of a rod is certainly not at its centre.
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JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 4
If the external forces acting on a system have zero resultant, the centre of mass
MEDIUM
JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 5
A non-zero external force acts on a system of particles. The velocity and the acceleration of the centre of mass are found to be v0 and a0 at an instant t. It is possible that
MEDIUM
JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 6
Two balls are thrown simultaneously in the air. The acceleration of the centre of mass of the two balls while in air
EASY
JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 7
A block moving in air breaks in two parts and the parts separate, then 
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JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 8
In an elastic collision,
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JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 9
A ball hits a floor and rebounds after an inelastic collision. In this case
MEDIUM
JEE Main
IMPORTANT
CONCEPTS OF PHYSICS [VOLUME 1]>Chapter 9 - Centre of Mass, Linear Momentum, Collision>OBJECTIVE II>Q 10
A body moving towards a finite body at rest collides with it. It is possible that