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प्रश्न
Fill in the blank.
Friction is a type of .................
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उत्तर
Friction is a type of contact force.
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संबंधित प्रश्न
Iqbal has to push a lighter box and Seema has to push a similar heavier box on the same floor. Who will have to apply a larger force and why?
When a glass rod is rubbed with a piece of silk cloth the rod ______.
List three ways of reducing friction.
Define rolling friction
Fill in the blank.
.................... is the SI unit of force.
Fill in the blank.
The force of friction acting between two bodies in contact while at rest is known as ................ friction.
Fill in the blank.
Sliding friction and rolling friction are types of .................. friction.
Fill in the blank.
Friction depends upon the ............... of an object.
Answer the following in short.
How can sliding friction be changed into rolling friction easily?
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.
