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प्रश्न
What is the cause of friction?
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उत्तर
The cause of friction is the interlocking of the irregular projections on the two surfaces in contact.
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संबंधित प्रश्न
Friction opposes the ______ between the surfaces in contact with each other.
Friction depends on the ______ of surfaces.
Write true or false.
Liquids offer more friction than the gases.
Answer the following in a word or two or in a sentence.
Why does a rolling ball stop after moving some distance?
Answer the following in detail.
What are the various effects of force? State one example of each.
Tick the most appropriate answer.
If you pour some oil onto a floor, the friction would
Fill in the blank.
Friction depends upon the ............... of an object.
Fill in the blank.
Friction is a type of .................
Is there any possibility of making a special device to measure the magnitude of friction directly?
Complete the analogy.
Knot in a thread : ______ friction :: Ball bearing : ______ friction.
