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प्रश्न
Answer the following in short.
List the various states of matter that offer frictional force?
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उत्तर
The force of friction is offered by all the three states of matter – solids, liquids, and gases.
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संबंधित प्रश्न
Iqbal has to push a lighter box and Seema has to push a similar heavier box on the same floor. Who will have to apply a larger force and why?
Give examples to show that friction is both a friend and a foe.
Write true or false.
Liquids offer more friction than the gases.
State two factors which directly affect the force of friction.
Tick the most appropriate answer.
Force of friction comes into play when a/an
State if the following statement is true or false. Correct the statement if it is false.
Friction helps us to grip the objects in our hand.
A moving body comes to rest due to friction alone.
Explain how friction can be minimized.
Friction depends on the ______ of two surfaces in contact.
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.
