Friction can be reduced to zero by applying lots of lubricants between surfaces.

rubbing of hands gainst each other

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rubbing of eraser against paper

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Solution

The correct option is B
rubbing of eraser against paper

By applying lots of lubricants between two surfaces, we can reduce friction. However, friction can never be entirely eliminated. Some irregularities always remain on the surfaces.

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Similar questions

How will you reduce friction between those machine parts which rub against each other ? Give the simplest method.

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Friction can be reduced to zero by applying lots of lubricants between surfaces.

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