Friction-Force of Friction (CBSE Class-8 Science): Questions 1 - 2 of 2

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Question number: 1

» Friction » Force of Friction » What Is Friction

MCQ▾

Question

Force of friction is defined as:

Choices

Choice (4) Response

a.

Friction which comes into play when a body slides over another body

b.

The area of two surfaces in contact

c.

Substances which reduce friction

d.

Opposing force which comes into play whenever there is relative motion between two bodies.

Question number: 2

» Friction » Force of Friction » Introduction to Force of Friction

MCQ▾

Question

The force which will apply a reaction is:

Choices

Choice (4) Response

a.

Point of contact

b.

Force of friction

c.

Relative motion

d.

Area of contact

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