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प्रश्न
The eraser gets smaller and smaller as you use it more and more. Explain the reason.
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उत्तर
The eraser gets smaller and smaller as we use it more and more due to frictional force causing wear and tear of the eraser.
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संबंधित प्रश्न
Friction opposes the ______ between the surfaces in contact with each other.
Friction depends on the ______ of surfaces.
Give examples to show that friction is both a friend and a foe.
Fill in the blank.
We use ball bearings to .................. the friction.
What is the cause of friction?
State two factors which directly affect the force of friction.
Fill in the blank.
Rolling friction offers ............. resistance than sliding friction.
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.
Friction produces
Whenever the surfaces in contact tend to move or move with respect to each other, the force of friction comes into play
