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प्रश्न
Tick the most appropriate answer.
Force of friction comes into play when a/an
पर्याय
object attempts motion
moving object tries to stop
object is at rest
all of the these
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उत्तर
all of the these
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संबंधित प्रश्न
Friction depends on the ______ of surfaces.
A charged glass rod attracts a charged plastic straw.
Select the correct alternative.
Friction is reduced by
Answer the following in a word or two or in a sentence.
Why does a rolling ball stop after moving some distance?
Fill in the blank.
More the roughness of a surface, greater is the ........................
Tick the most appropriate answer.
Friction for an object can be reduced by
Rolling friction is slightly greater than sliding friction.
Explain how friction can be minimized.
Friction depends on the ______ of two surfaces in contact.
Assertion: There is a danger of a vehicle skidding on a wet road.
Reason: The tires of the vehicle lose their grip on the road due to an increase in friction due to the presence of water on the road.
