The force of friction is dependent of the area of the contact surface for a given normal load.

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The force of friction is dependent of the area of the contact surface for a given normal load.

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The force of friction depends upon the material of which the contact surfaces are made.

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The force of friction is _____________ of the area of contact, between the two surfaces.

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If the area of contact between the two surfaces is increased by two times, what will be the effect of it on the force of friction?

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A body of mass 400 g slides on a rough horizontal surface. If the frictional force is 3.0 N, find the magnitude of the contact force.

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A body of mass 400 g slides on a rough horizontal surface. If the frictional force is 3.0 N, find the angle made by the contact force on the body with the vertical.

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Static frictional force is equal to the coefficient of friction if the normal reaction is unity.

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A body of mass 1 kg is kept on a rough surface is being pulled by a force of 2N, what will be the value of coefficient of friction if it just begins to move. Take g = 10m/s^2.

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A body of mass 1 kg is kept on a rough surface having coefficient of friction = 0.25 being pulled by a force of 2N, which frictional force will be acting on the body?

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A body of mass 1 kg is kept on a rough surface having coefficient of friction = 0.25 being pulled by a force of 2N, what will be the value of friction force in N?

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A heavy box of mass 20 kg is pulled on a horizontal surface by applying a horizontal force. If the coefficient of kinetic friction between the box and the horizontal surface is 0.25, find the force of friction exerted by the horizontal surface on the box.

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A body of mass 1 kg is kept on a rough surface having coefficient of friction = 0.25 being pulled by a force of 2N, after how long will the body come to rest again?

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The force of friction is independent of the roughness of the surface.

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The magnitude of the limiting friction (F ) bears a constant ratio to the normal reaction (RN) between the two surfaces.

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The angle which the normal reaction makes with the resultant reaction is called angle of friction.

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The coefficient of friction is the ratio of the limiting friction to the normal reaction between the two bodies.

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The ratio of magnitude of the kinetic friction to the normal reaction between the two surfaces is_____________ than that in case of limiting friction.

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For moderate speeds, the force of friction

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______________ is the friction experienced between two dry and unlubricated surfaces in contact.

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Greg · Answer 1 · 2022-10-20T16:24:44+0000

Correct option is (b) False

For explanation: The force of friction is independent of the area of the contact surface for a given normal load.

The force of friction is dependent of the area of the contact surface for a given normal load.

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