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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
Define sliding friction
Fill in the blank.
More the roughness of a surface, greater is the ........................
Tick the most appropriate answer.
Force of friction comes into play when a/an
Tick the most appropriate answer.
Friction produces
Fill in the blank
Rolling friction is ............. than sliding friction.
State if the following statement is true or false. Correct the statement if it is false.
Friction is offered by all the three states of matter.
Answer the following in short.
How can sliding friction be changed into rolling friction easily?
Answer the following in short.
List the various states of matter that offer frictional force?
Answer the following in detail.
Write the characteristics of the force of friction?
Assertion: We can live very happily if friction is not present in nature.
Reason: The airplane shape is streamlined to reduce the effort of frictional force.
