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प्रश्न
Select the correct alternative.
Friction
पर्याय
promotes motion
opposes motion
acts in the direction of motion
is always a nuisance
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उत्तर
opposes motion
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संबंधित प्रश्न
Fill in the blank.
Friction ....................... the motion.
What effect can a force have on a stationary body?
What effect can a force produce on a body which is not allowed to move?
Give one example of deforms a body to indicate that the application of a force?
Name the type of force which act in the following case:
An apple falls from a tree
Tick the most appropriate answer.
Which of the following is a contact force?
Answer the following in short.
What will happen to an object if two equal forces act on it in opposite directions?
Identify the agent exerting the force, the object on which the force is acting and the effect of the force in the following situation
Squeezing out the juice from an orange.
Give a reason for the following.
Vehicles skid on muddy and wet roads. Suggest what type of tires can prevent skidding of vehicles?
What is momentum? Write its SI unit. Interpret force in terms of momentum. Represent the following graphically
(a) momentum versus velocity when mass is fixed.
(b) momentum versus mass when velocity is constant.
