Physics, asked by Gokulroshin2289, 5 hours ago

Why is it easy to roll a cylindrical eraser on a paper sheet than to slide it?

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Answered by LakshmunNaidu

8

Answer:

Theoretically, the contact surface in perfectly rigid bodies is zero. But, in practice due to deformation, there appears a small contact surface which is quite small compared to sliding surfaces that rub on each other. That's why it is easier to roll than to slide.

Answered by sdhanam2007

1

Answer:

This is the correct answer of the question.

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