Which of the following statements about friction is true?

Frictional force can accelerate a body

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Friction can be reduced to zero

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Frictional force is proportional to the area of contact between the two surfaces

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Sliding friction is always greater than rolling friction

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Solution

The correct option is B Sliding friction is always greater than rolling friction
It is easy to roll the body in compare to sliding so the sliding friction is always greater then rolling friction.

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Similar questions

Which of these statements describe the correct properties of friction?

A. Rolling friction is always greater than sliding friction.

B. Friction acts in the opposite direction of relative motion.

C. Friction causes the surfaces in contact to wear away.

D. Friction produces heat energy.

Which of the following statements are true in the real world scenario?

Statement 1: A uniform motion requires no net force.

Statement 2: In practical situation friction force is always zero.

Statement 3: Friction force acts opposite to the direction of relative motion.

Statement 4: Frictional force can be minimized by using rough surface.

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