Question

why an heavy truck more tyres are fitted
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Answer 1

Answer:

Generally trucks are designed to carry heavy loads. These loads can exert larger pressure on the ground. As we know larger the area of contact lesser the pressure. So, in order to reduce the pressure heavy vehicles have broad tyres to increase the area of contact with the ground.

Answer 2

Answer:

Generally trucks are designed to carry heavy loads. These loads can exert larger pressure on the ground. As we know larger the area of contact lesser the pressure. So, in order to reduce the pressure heavy vehicles have broad tyres to increase the area of contact with the ground.