Friction also depends on smoothness of the surface, even if material is same

True

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False

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Solution

The correct option is B
False

Two objects of the same mass and material, will have same friction on a given surface.

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Similar questions

Q. Two blocks of same material are resting on a smooth surface, what will be the correct relations of friction force acting on them?

F1 and F2 represent the frictional force for blocks 1 and 2 respectively.

Why friction even exists between two smooth surfaces? Why force of friction is greater if a rough surface is involved?
[3 MARKS]

Q. Friction depends on the following two factors:
(a) Materials of the body in ___.
(b) ___ of the two surfaces.

Q. A 5 Kg box is kept on a rough horizontal surface and another 1 kg box is kept on a smooth horizontal surface. Which of the following statement is true?

On one hand you say that when two smooth, even surfaces slide over each other, there is adhesion between them which causes friction. On the other you say that there is no friction between two smooth surfaces. I'm not getting.

Mark the word SMOOTH.

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Friction also depends on smoothness of the surface, even if material is same

The correct option is B False Two objects of the same mass and material, will have same friction on a given surface.

The correct option is B
False

Two objects of the same mass and material, will have same friction on a given surface.