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प्रश्न
Give a reason for the following.
Vehicles skid on muddy and wet roads. Suggest what type of tires can prevent skidding of vehicles?
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उत्तर
Vehicles slip/skid on muddy and wet roads as the roads become smooth and offer less friction to the tyres. Tyres are therefore grooved or treaded to make their surface rough so that the friction between the tyres and the road increases and vehicles may stop easily when desired.
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संबंधित प्रश्न
An archer stretches her bow while taking aim at the target. She then releases the arrow, which begins to move towards the target. Based on this information fill up the gap in the following statement using the following terms.
The force applied by the archer to stretch the bow is an example of ______ force.
Write true or false.
A force increases the mass of the body when applied on it.
Write true or false.
A wet oily road offers more friction than a dry rough road.
Give one example of changes the direction of motion to indicate that the application of a force?
Name the type of force which act in the following case:
A bicycle comes to rest slowly when the cyclist stops pedaling
Name the type of force which act in the following case:
A comb rubbed with silk attracts the bits of paper
Tick the most appropriate answer.
Which of the following is a contact force?
State if the following statement is true or false. Correct the statement if it is false.
Friction always acts in the direction of motion of an object.
Identify the agent exerting the force, the object on which the force is acting and the effect of the force in the following situation
A child jumping to a height.
During dry weather, while combing hair, sometimes we experience hair flying apart. The force responsible for this is ______.
