Advertisements
Advertisements
प्रश्न
Answer the following in a word or two or in a sentence.
Name a method used to reduce friction.
Advertisements
उत्तर
Oiling or lubricating.
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
We use ball bearings to .................. the friction.
Give an example to illustrate the existence of the force of friction.
Arrange the following in descending order:
- static friction
- sliding friction and
- rolling friction?
Answer the following.
What do you understand by a force?
Fill in the blank.
The force of friction acting between two bodies in contact while at rest is known as ................ friction.
Tick the most appropriate answer.
Force of friction comes into play when a/an
Tick the most appropriate answer.
If you pour some oil onto a floor, the friction would
Answer the following in detail.
Define friction and explain how it is useful to us.
A moving body comes to rest due to friction alone.
We have two identical metal sheets. One of them is rubbed with sand paper and the other with ordinary paper. The one rubbed with sand paper shines more than the other. Give reason.
