What is drag? Give two example of drag force.
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a drag force is the resistant force caused by the motion of a body through a fluid such as water or air. a drag force acts opposite to the direction of the oncoming flow velocity.
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70
Drag :- it is define as the fraction force applied by the fluid when a body try to move through it.
Ex -1. when a airplane move it need to be streamline body to reduce drag because due to high speed air offer a resistance against the motion of plan.
2. Boat in water.
3.car, bike, bus etc moving on road.
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Ex -1. when a airplane move it need to be streamline body to reduce drag because due to high speed air offer a resistance against the motion of plan.
2. Boat in water.
3.car, bike, bus etc moving on road.
This is ur ans hope it will help you in case of any doubt comment below
tnwramit1:
Ok
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can you message your doubts or post the questions I will ans that
I am answering this question here ok treads on tyres are provided for increasing the friction between the road and tyres the grooved shaped structures are designed on the surface of tyres which increasea the friction. which helps in smooth driving in extreme conditions.
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np
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