Ways to Increase Friction

Author:Subject Experts
8th CBSE
IMPORTANT

Important Questions on Ways to Increase Friction

EASY
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Friction>Ways to Increase Friction> Q 1

The shoes of athletes are provided with special _____ to increase friction. 

MEDIUM
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Friction>Ways to Increase Friction> Q 2

The surface of the head of a matchstick and sides of a matchbox are made rough to 

EASY
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Friction>Ways to Increase Friction> Q 3

Can you think of a situation where it is necessary to increase air resistance on a falling object? How is it done?

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GALAXY SCIENCE IN EVERYDAY LIFE>Friction>Ways to Increase Friction> Q 4

You must have seen a tractor. Its rear wheels are bigger and wider than its front wheels. Why?

EASY
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Friction>Ways to Increase Friction> Q 5

Why do tyres have grooves?

EASY
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Friction>Ways to Increase Friction> Q 6

Why is very heavy furniture like a cupboard usually fitted with wheels?