Write some harms of friction.

Important Questions on Friction

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 3

Write some usefulness of friction.

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 4

Why do we spray powder on carrom board?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 5

How many types of friction are there?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 6

What does frictional force produce?

EASY

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 1

Write some factors which affect the friction.

MEDIUM

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 2

How friction depends on the smoothness of surface?

MEDIUM

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 3

Friction—a necessary evil. Write two examples in support of this statement.

MEDIUM

8th CBSE

IMPORTANT

Full Marks Science>Chapter 12 - Friction>TEST YOUR SKILLS>Q 4

How is friction sometimes desirable?