Question

It is convenient to pull a luggage fitted with rollers. Give reasons.

Answer 1

When one body rolls over the surface of another body, the resistance to its motion is Galled the rolling friction. Rolling reduces friction. It is always easier to roll than to slide a body over another. That is the reason it is convenient to pull the luggage fitted with rollers.

Answer 2

Answer:

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Explanation:

It is because rolling friction is convenient than sliding friction. If we slide something, The contact surface will be more and the friction will also be more. If we roll something, the contact surface will be less and the friction will also be less. this is why it is convenient to pull a luggage bags with rollers.