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प्रश्न
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.
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उत्तर
Frictional force (friction)
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संबंधित प्रश्न
Give examples to show that friction is both a friend and a foe.
Fill in the blank.
We use ball bearings to .................. the friction.
Name the three kinds of friction.
A body needs a force F1 just to start moving on a surface, a force F2 to continue its motion and a force F3 to roll on the surface. What is
- the static friction
- sliding friction and
- rolling friction? State whether F2 is equal, less than or greater than (1) F1 and (2) F3.
Fill in the blank.
Friction depends upon the ............... of an object.
Fill in the blank.
Friction is a type of .................
Answer the following in short.
Define rolling friction and give an example where rolling. friction comes into play.
Answer the following in detail.
Write the characteristics of the force of friction?
A moving body comes to rest due to friction alone.
Explain how friction can be minimized.
