What is the SI unit of force?

Important Questions on Force and Friction

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Let's Remember>Q II

What are non-contact forces?

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

A plastic comb attracts small pieces of paper due to

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

Frictional forces between two surfaces come into play only when the two surfaces

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

The disadvantage of friction is that _____.

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

Oils and grease are common.

MEDIUM

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

To reduce drags, automobiles, ships and aeroplanes are given

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

A force can change the shape and size of an object.

EASY

8th CBSE

IMPORTANT

OXFORD New Science In Everyday Life 8>Chapter 10 - Force and Friction>Exercises>Q A

Gravitational force is a contact force.