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प्रश्न
Write true or false.
Liquids offer more friction than the gases.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
Define static friction
Answer the following.
What do you understand by a force?
Fill in the blank.
.................... is the SI unit of force.
Fill in the blank.
More the roughness of a surface, greater is the ........................
Tick the most appropriate answer
Friction always
Fill in the blank.
Friction is a type of .................
State if the following statement is true or false. Correct the statement if it is false.
Friction has no relation with our walking or running.
Answer the following in a word or two or in a sentence.
Why is difficult for a pen to leave a mark on a highly smooth plastic sheet?
Rolling friction is slightly greater than sliding friction.
Assertion: Friction always opposes the motion.
Reason: Whenever one surface moves or tries to move over another surface, the force of friction starts acting on the surfaces.
