Question

3 Advantage of friction​

Answer 1

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$\sim$ $\huge\underline\mathcal {Friction}$

$\implies$Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism. Instead, scientists believe it is the result of the electromagnetic attraction between charged particles in two touching surfaces.

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$\implies$It helps us walk on the ground.

$\implies$Brakes in a car make use of friction to stop the car.

$\implies$Asteroids are burnt in the atmosphere before reaching Earth due to friction.

$\implies$It helps in the generation of heat when we rub our hands.

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Answer 2

Answer:

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friction force is necessary for various purpose in our daily life such as:-

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✔️it is the friction between the soul of virtual and ground that enable us to walk without slipping

✔️it is the friction between brake pad and Rim that prevent the wheel from moving ahead .due to this ,the running bicycle slow down and finally stop

✔️it is a friction between the surface of wall and nail which holds the nail tightly in the wall