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प्रश्न
Tick the most appropriate answer.
If you pour some oil onto a floor, the friction would
विकल्प
increase
decrease
remain the same
none of these
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उत्तर
decrease
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संबंधित प्रश्न
Explain why sportsmen use shoes with spikes.
Write true or false.
The sliding friction is more than the rolling 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 for an object can be reduced by
Fill in the blank.
Rolling friction is ........... than sliding friction.
Fill in the blank.
Friction depends upon the ............... of an object.
Answer the following in a word or two or in a sentence.
Name the force responsible for opposing the motion between two bodies in contact.
Answer the following in short.
Define rolling friction and give an example where rolling. friction comes into play.
Rolling friction is slightly greater than sliding friction.
