MEDIUM
8th CBSE
IMPORTANT
Earn 100

Which of the following materials is likely to have the least friction? 

50% studentsanswered this correctly

Important Questions on Friction

MEDIUM
8th CBSE
IMPORTANT
The surface of the head of a matchstick and sides of a matchbox are made rough to 
MEDIUM
8th CBSE
IMPORTANT
Friction is a type of 
MEDIUM
8th CBSE
IMPORTANT
Friction is effective only when the bodies are in _____ with each other. 
EASY
8th CBSE
IMPORTANT
 Friction always _____ the motion of the body and tries to bring it to rest. 
EASY
8th CBSE
IMPORTANT
_____ friction is the amount of force required to retain the state of motion of a moving object at the same speed.
EASY
8th CBSE
IMPORTANT
Ball bearings are used to reduce _____ between the moving surface of a machine.
EASY
8th CBSE
IMPORTANT
The shoes of athletes are provided with special _____ to increase friction. 
MEDIUM
8th CBSE
IMPORTANT
Force of friction is a contact force.