Are you student of 11th Physics or preparing any competitive exam based on 11th standard? If yes! Participate in 11th Physics MCQ Chapter System Of Particles And Rotational Motion Quiz for check knowledge.

System Of Particles And Rotational Motion MCQ Test

Time: 10 Minutes for 10 Question.

11th Physics: System Of Particles And Rotational Motion

1 / 10

1. The centre of mass of a system of particles is:

The geometric centre of the system

The point where the total mass of the system is concentrated

The point where the gravitational force on the system acts

The point about which the system is in rotational equilibrium

2 / 10

2. In rotational motion of a rigid body about a fixed axis, every particle of the body moves in a:

Straight line

Circle

Parabola

Ellipse

3 / 10

3. The total momentum of a system of particles is equal to:

The product of the total mass and the velocity of the centre of mass

The sum of the individual momenta of the particles

The product of the total mass and the acceleration of the centre of mass

The vector sum of the external forces acting on the system

4 / 10

4. A rigid body is said to be in mechanical equilibrium if:

It is at rest

It is moving with constant velocity

It is rotating with constant angular velocity

Both its linear and angular momentum are not changing with time

5 / 10

5. Collision between marble balls is which type of collision?

Inelastic Collision

Elastic Collision

Destructive collision

None of the options

6 / 10

6. A body is in rotational equilibrium if:

The net force acting on it is zero

The net torque acting on it is zero

The net angular momentum is zero

The net angular velocity is zero

7 / 10

7. A rigid body constrained to move along a straight line can have:

Rotational motion only

Translational motion only

Either translational or rotational motion

Neither translational nor rotational motion

8 / 10

8. A couple produces:

Pure translation

Pure rotation

Both translation and rotation

Neither translation nor rotation

9 / 10

9. The centre of mass of a homogenous thin rod coincides with its:

Geometric centre

Centre of gravity

Midpoint

Endpoint

10 / 10

10. The time rate of change of angular momentum of a particle is equal to:

The force acting on it

The torque acting on it

The linear momentum of the particle

The angular velocity of the particle

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System Of Particles And Rotational Motion MCQ Test

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