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प्रश्न
Define rolling friction
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उत्तर
The minimum force required to roll a body on a surface is called the force of rolling friction.
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संबंधित प्रश्न
Friction opposes the ______ between the surfaces in contact with each other.
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Write true or false.
The sliding friction is more than the rolling friction.
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If two forces acting in opposite directions on a body arc of equal magnitude, then the body will not move.
Tick the most appropriate answer.
Force of friction comes into play when a/an
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Friction is a type of .................
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List the various states of matter that offer frictional force?
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 |
