Question

Why is it preferable to roll an object than to slide it?

Answer 1

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.

Explanation:

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Answer 2

Answer:

it is easier to roll than to slide. Explanation: mark me brain list. Thanks 0. 0.0. (0 votes). Log in to add comment ...

Missing: equal ‎| Must include: equal