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CBSE
Class 9
Science
Exploration
How Forces Affect Motion
Question Bank

What can increase the force of...

Single Answer MCQ
Q-00171903

What can increase the force of friction between two surfaces?

1

Reducing the weight of the object

2

Smoothing the surfaces

3

Increasing the roughness of the surfaces

4

Lifting the object off the surface

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Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What is the primary effect of friction on an object in motion?

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Q2.

If a box on the floor is pushed and does not move, what factor is primarily at play?

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Q3.

What happens to the frictional force when the surface becomes smoother?

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Q4.

What is the role of the normal force when an object is at rest on a surface?

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