EASY
8th CBSE
IMPORTANT
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Name the factors on which the frictional force exerted by fluid on an object moving through it depends.

Important Questions on Friction

EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 1
The force of friction always 
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 2
Friction is due to 
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 3
Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 4
Is it difficult to walk on a wall polished floor because friction between our feet and floor is 
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 5

In figure, a boy is shown pushing the box from the right to left.

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The force of friction will act on the box

EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 6
To sharpen the blade of a knife by rubbing it against a surface, which of the following surface will be most suitable?
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 7
A toy car released with same initial speed will travel farthest on
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 12 - Friction>Chapter Practice>Q 8
We can increase the friction by