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प्रश्न
Answer the following in a word or two or in a sentence.
Name a method used to reduce friction.
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उत्तर
Oiling or lubricating.
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संबंधित प्रश्न
Give examples to show that friction is both a friend and a foe.
When a glass rod is rubbed with a piece of silk cloth the rod ______.
Write true or false.
The sliding friction is more than the rolling friction.
Write true or false.
Liquids offer more friction than the gases.
Give an example to illustrate the existence of the force of friction.
State two factors which directly affect the force of friction.
Give three examples to illustrate that friction is a necessary evil.
Fill in the blank.
Weight remaining the same, friction is independent of ............. of surface in contact.
Tick the most appropriate answer.
Friction is offered by
Why is a ball bearing used in a cycle hub?
