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प्रश्न
Tick the most appropriate answer.
Force of friction comes into play when a/an
विकल्प
object attempts motion
moving object tries to stop
object is at rest
all of the these
उत्तर
all of the these
APPEARS IN
संबंधित प्रश्न
Select the correct alternative.
Friction is reduced by
State two factors which directly affect the force of friction.
Define static friction
Arrange the following in descending order:
- static friction
- sliding friction and
- rolling friction?
Answer the following.
What do you understand by a force?
Tick the most appropriate answer.
Friction is offered by
Tick the most appropriate answer.
Friction for an object can be reduced by
Answer the following in short.
List the various states of matter that offer frictional force?
Answer the following in detail.
Describe three different ways by which friction can be increased to help us in various situations?
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.
