Question

Vehicles intended to carry heavy loads have more tyres instead of four tyres. Why?​

Answer 1

Answer:

Because to sustain that weight and to distribute the overall Mass equally to the Earth and to get extra friction for better movement

Explanation:

more contact surface= more Mass distribution , more friction, more weight sustain capacity

Answer 2

Answer:

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Vehicles intended to carry heavy loads have more tyres instead of four tyres. Why?

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Lorries and trucks carrying heavy loads have more tyres instead of four. Also the tyres are broader because this increases the area of contact with the ground, thus reducing the pressure exerted on the ground.