EASY
8th CBSE
IMPORTANT
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(Dynamic/Static) friction is a self-adjusting force.

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Important Questions on Friction

EASY
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q II
Friction is very useful as it helps in the _____(wear and tear/movement) of bodies.
EASY
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q II
_____ (Static/Sliding) friction is 10 times greater than the rolling friction.
EASY
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q II
Boats and aero planes are _____( sharpened/streamlined) so as to reduce fluid friction.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q III
The statement given below is incorrect. Write the correct statement.

Sliding friction is slightly more than limiting friction.

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q III
The statement given below is incorrect. Write the correct statement.

Conveyor belts are made rough in order to decrease friction.

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q III
The statement given below is incorrect. Write the correct statement.

The friction between two surfaces decreases with the increase in the weight of a body.

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q III
The statement given below is incorrect. Write the correct statement.

The friction offered by the wheels is called sliding friction.

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 12 - Friction>EXERCISES>Q III
The statement given below is incorrect. Write the correct statement.

Friction increases with the increase in the area of contact at the two surfaces.