Friction-Force of Friction [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 2 of 2

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Question 1

Question MCQ▾

Force of friction is defined as:

Choices

Choice (4)Response

a.

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

b.

The area of two surfaces in contact

c.

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

d.

Substances which reduce friction

Edit

Question 2

Question MCQ▾

The force which will apply a reaction is:

Choices

Choice (4)Response

a.

Relative motion

b.

Area of contact

c.

Point of contact

d.

Force of friction

Edit