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प्रश्न
Define static friction
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उत्तर
The maximum force exerted by a surface on a body so long as it remains stationary is called the force of static friction.
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संबंधित प्रश्न
Friction depends on the ______ of surfaces.
When a glass rod is rubbed with a piece of silk cloth the rod ______.
Give three examples to illustrate that friction is a necessary evil.
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The force of friction acting between two bodies in contact while at rest is known as ................ friction.
Tick the most appropriate answer.
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Answer the following in short.
How can sliding friction be changed into rolling friction easily?
Explain how friction can be minimized.

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: We can live very happily if friction is not present in nature.
Reason: The airplane shape is streamlined to reduce the effort of frictional force.
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.
