# 9th Class Physics Chapter 5 MCQs with Answers

Welcome to the **9th Class Physics Chapter 5 MCQs Practice and Quiz Tests**. We are presenting you with top MCQ questions from the **9th Class Physics Chapter 5 Turning Effects of Force**.

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The turning effect produced by a force about a point or axis is known as:

a) Momentum

b) Torque

c) Inertia

d) Gravitational force

The turning effect of a force depends on the magnitude of the force and the:

a) Distance between the force and the point of rotation

b) Speed of the object

c) Mass of the object

d) Direction of the force

The turning effect produced by a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 45 degrees to the line of action

What is the SI unit of torque?

a) Newton (N)

b) Joule (J)

c) Watt (W)

d) Newton-meter (N·m)

If a force of 10 N is applied at a distance of 2 meters from the point of rotation, what is the torque produced?

a) 20 N

b) 5 N

c) 8 N·m

d) 15 N·m

Which of the following factors does not affect the torque produced by a force?

a) Magnitude of the force

b) Distance from the point of rotation

c) Direction of the force

d) Speed of the object

A force of 20 N is applied at a distance of 5 meters from the point of rotation. What is the torque produced?

a) 4 N

b) 25 N

c) 100 N·m

d) 5 N·m

The turning effect of a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 90 degrees to the line of action

The length of the lever arm is the distance between the:

a) Force and the point of rotation

b) Point of rotation and the object

c) Force and the object

d) Object and the surface

The turning effect produced by a force is called torque. Torque is also known as:

a) Moment of force

b) Kinetic energy

c) Centripetal force

d) Impulse

The moment of a force about a point is defined as the:

a) Product of the force and distance

b) Product of the force and time

c) Ratio of force and displacement

d) Ratio of force and velocity

If a force of 8 N is applied at a distance of 2 meters from the point of rotation, what is the torque produced?

a) 4 N

b) 16 N

c) 12 N·m

d) 6 N·m

The turning effect of a force depends on the magnitude of the force and the:

a) Distance between the force and the point of rotation

b) Speed of the object

c) Mass of the object

d) Direction of the force

A force of 15 N is applied at a distance of 3 meters from the point of rotation. What is the torque produced?

a) 5 N

b) 18 N

c) 45 N·m

d) 30 N·m

The turning effect produced by a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 60 degrees to the line of action

What is the SI unit of torque?

a) Newton (N)

b) Joule (J)

c) Watt (W)

d) Newton-meter (N·m)

If a force of 10 N is applied at a distance of 2 meters from the point of rotation, what is the torque produced?

a) 20 N

b) 5 N

c) 8 N·m

d) 15 N·m

Which of the following factors does not affect the torque produced by a force?

a) Magnitude of the force

b) Distance from the point of rotation

c) Direction of the force

d) Speed of the object

A force of 20 N is applied at a distance of 5 meters from the point of rotation. What is the torque produced?

a) 4 N

b) 25 N

c) 100 N·m

d) 5 N·m

The turning effect of a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 90 degrees to the line of action

The length of the lever arm is the distance between the:

a) Force and the point of rotation

b) Point of rotation and the object

c) Force and the object

d) Object and the surface

The turning effect produced by a force is called torque. Torque is also known as:

a) Moment of force

b) Kinetic energy

c) Centripetal force

d) Impulse

The moment of a force about a point is defined as the:

a) Product of the force and distance

b) Product of the force and time

c) Ratio of force and displacement

d) Ratio of force and velocity

If a force of 8 N is applied at a distance of 2 meters from the point of rotation, what is the torque produced?

a) 4 N

b) 16 N

c) 12 N·m

d) 6 N·m

The turning effect of a force depends on the magnitude of the force and the:

a) Distance between the force and the point of rotation

b) Speed of the object

c) Mass of the object

d) Direction of the force

A force of 15 N is applied at a distance of 3 meters from the point of rotation. What is the torque produced?

a) 5 N

b) 18 N

c) 45 N·m

d) 30 N·m

The turning effect produced by a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 60 degrees to the line of action

What is the SI unit of torque?

a) Newton (N)

b) Joule (J)

c) Watt (W)

d) Newton-meter (N·m)

If a force of 10 N is applied at a distance of 2 meters from the point of rotation, what is the torque produced?

a) 20 N

b) 5 N

c) 8 N·m

d) 15 N·m

Which of the following factors does not affect the torque produced by a force?

a) Magnitude of the force

b) Distance from the point of rotation

c) Direction of the force

d) Speed of the object

A force of 20 N is applied at a distance of 5 meters from the point of rotation. What is the torque produced?

a) 4 N

b) 25 N

c) 100 N·m

d) 5 N·m

The turning effect of a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 90 degrees to the line of action

The length of the lever arm is the distance between the:

a) Force and the point of rotation

b) Point of rotation and the object

c) Force and the object

d) Object and the surface

The turning effect produced by a force is called torque. Torque is also known as:

a) Moment of force

b) Kinetic energy

c) Centripetal force

d) Impulse

The moment of a force about a point is defined as the:

a) Product of the force and distance

b) Product of the force and time

c) Ratio of force and displacement

d) Ratio of force and velocity

If a force of 8 N is applied at a distance of 2 meters from the point of rotation, what is the torque produced?

a) 4 N

b) 16 N

c) 12 N·m

d) 6 N·m

a) Distance between the force and the point of rotation

b) Speed of the object

c) Mass of the object

d) Direction of the force

A force of 15 N is applied at a distance of 3 meters from the point of rotation. What is the torque produced?

a) 5 N

b) 18 N

c) 45 N·m

d) 30 N·m

The turning effect produced by a force is maximum when the force is applied:

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 60 degrees to the line of action

What is the SI unit of torque?

a) Newton (N)

b) Joule (J)

c) Watt (W)

d) Newton-meter (N·m)

a) 20 N

b) 5 N

c) 8 N·m

d) 15 N·m

a) Magnitude of the force

b) Distance from the point of rotation

c) Direction of the force

d) Speed of the object

a) 4 N

b) 25 N

c) 100 N·m

d) 5 N·m

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 90 degrees to the line of action

a) Force and the point of rotation

b) Point of rotation and the object

c) Force and the object

d) Object and the surface

a) Moment of force

b) Kinetic energy

c) Centripetal force

d) Impulse

a) Product of the force and distance

b) Product of the force and time

c) Ratio of force and displacement

d) Ratio of force and velocity

a) 4 N

b) 16 N

c) 12 N·m

d) 6 N·m

a) Distance between the force and the point of rotation

b) Speed of the object

c) Mass of the object

d) Direction of the force

a) 5 N

b) 18 N

c) 45 N·m

d) 30 N·m

a) Perpendicular to the line of action

b) In the opposite direction of motion

c) Along the line of action

d) At an angle of 60 degrees to the line of action

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