Advertisements
Advertisements
प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
If two forces acting in opposite directions on a body arc of equal magnitude, then the body will not move.
पर्याय
True
False
Advertisements
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
We use ball bearings to .................. the friction.
Select the correct alternative.
Friction is reduced by
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?
State if the following statement is true or false. Correct the statement if it is false.
Like charges always attract each other.
Fill in the blank.
More the roughness of a surface, greater is the ........................
Answer the following in short.
When you push something heavy, the resistance you feel decreases as soon as the object starts moving. Explain the reason.
Answer the following in detail.
Define friction and explain how it is useful to us.
Analogy
Objects placed at rest on earth: ______:: Bodies slide over the surface on other body: ______.
