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प्रश्न
Tick the most appropriate answer
Friction always
विकल्प
supports motion
starts motion
encourages motion
opposes motion
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उत्तर
opposes motion
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संबंधित प्रश्न
Give an example to illustrate the existence of the force of friction.
When you apply brakes, the bicycle stops and the rim of the wheel becomes hot? Explain the reason.
Arrange the following in descending order:
- static friction
- sliding friction and
- rolling friction?
Answer the following.
What do you understand by a force?
Answer the following in a word or two or in a sentence.
Which type of force acts on a string pulled from both ends?
Answer the following in detail.
What are the various effects of force? State one example of each.
Fill in the blank.
Rolling friction is ........... than sliding friction.
State if the following statement is true or false. Correct the statement if it is false.
Friction helps us to grip the objects in our hand.
Answer the following in a word or two or in a sentence.
Why is difficult for a pen to leave a mark on a highly smooth plastic sheet?
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.
