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प्रश्न
Give an example to illustrate the existence of the force of friction.
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उत्तर
If we stop paddling our bicycle, it gradually slows down and ultimately it stops after traveling a certain distance. This is due to the frictional force between bicycle and ground.
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संबंधित प्रश्न
Give examples to show that friction is both a friend and a foe.
Write true or false.
The sliding friction is more than the rolling friction.
Name the two kinds of forces in nature.
Answer the following in short.
What do you understand by normal force?
Fill in the blank.
Rolling friction offers ............. resistance than sliding friction.
Tick the most appropriate answer.
A car skids on a wet or muddy road due to
Answer the following in short.
Define rolling friction and give an example where rolling. friction comes into play.
Answer the following in detail.
Define friction and explain how it is useful to us.
In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
Assertion: There is a danger of a vehicle skidding on a wet road.
Reason: The tires of the vehicle lose their grip on the road due to an increase in friction due to the presence of water on the road.
