EASY
8th CBSE
IMPORTANT
Earn 100

Friction produces heat, and causes damage of machine parts.

50% studentsanswered this correctly

Important Questions on Friction

EASY
8th CBSE
IMPORTANT
The use of wheels increases friction between surfaces.
MEDIUM
8th CBSE
IMPORTANT
Four shapes are given below. Which of them is likely to move through water in the direction opposite to the flow of water with the greatest ease? (The direction of flow of the water is indicated by arrows.)
EASY
8th CBSE
IMPORTANT
Which of these is not true about friction?
EASY
8th CBSE
IMPORTANT
Sliding friction _____.
EASY
8th CBSE
IMPORTANT
Which of these would not occur in a world without friction?
EASY
8th CBSE
IMPORTANT
Which of the following is not a disadvantage of friction?
EASY
8th CBSE
IMPORTANT
In which of these cases is friction a disadvantage?
EASY
8th CBSE
IMPORTANT
Friction can be increased by _____.