Question

Why there are wheels under suitcases and T.V trolleys?

Answer 1

there are wheels under suitcases and T.V trolleys Because of the heavy or weight of suitcase and

so, it can carry easily.and the TV can help to carry it.also

Answer 2

Answer:

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Explanation:

• there wait is so high and cannot be pulled easily as friction on the. increases
• if wheels are used the wheels convert static friction into rolling friction and help the object move easily