Advertisements
Advertisements
प्रश्न
Tick the most appropriate answer
Friction always
पर्याय
supports motion
starts motion
encourages motion
opposes motion
Advertisements
उत्तर
opposes motion
APPEARS IN
संबंधित प्रश्न
When a glass rod is rubbed with a piece of silk cloth the rod ______.
The eraser gets smaller and smaller as you use it more and more. Explain the reason.
Answer the following in a word or two or in a sentence.
Why does a rolling ball stop after moving some distance?
Fill in the blank
Rolling friction is ............. than sliding friction.
Fill in the blank.
Smoother the surface, ................. is the frictional force offered by it.
Fill in the blank.
Friction is a type of .................
Fill in the blank.
Bicycles use ...................... to reduce friction between the pedals and the crank
Answer the following in detail.
Write the characteristics of the force of friction?
Analogy
Objects placed at rest on earth: ______:: Bodies slide over the surface on other body: ______.
Assertion: Friction always opposes the motion.
Reason: Whenever one surface moves or tries to move over another surface, the force of friction starts acting on the surfaces.
