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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
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उत्तर
True
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संबंधित प्रश्न
Select the correct alternative.
Friction is reduced by
When you apply brakes, the bicycle stops and the rim of the wheel becomes hot? Explain the reason.
Define static friction
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.
Answer the following in detail.
Define friction and explain how it is useful to us.
Match the following.
| Column I | Column II | |
| a) | Static friction | viscosity |
| b) | Kinetic friction | least friction |
| c) | Rolling friction | objects are in motion |
| d) | Friction between the liquid layers | objects are sliding |
| e) | Sliding friction | objects are at rest |
Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play

In the following figure, a boy is shown pushing the box from right to left. The force of friction will act on the box
Complete the analogy.
Knot in a thread : ______ friction :: Ball bearing : ______ friction.
