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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
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.
Define sliding friction
Fill in the blank.
Sliding friction and rolling friction are types of .................. friction.
Tick the most appropriate answer.
Friction is offered by
Fill in the blank.
Friction depends upon the ............... of an object.
Fill in the blank.
Friction is a type of .................
Fill in the blank.
Bicycles use ...................... to reduce friction between the pedals and the crank
Explain how friction can be minimized.
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.
