Why trucks which carry heavy loads have many wheels?
Why trucks which carry heavy loads have many wheels? A heavy truck which carry heavy loads have many wheels because these tyres increase the area of contact on which their weight acts and hence, reduce their pressure on the ground. Why do trucks and lorries carry heavy loads? Q8: Why Lorries and trucks carrying heavy loads have 8 tyres instead of four? Ans: Lorries and trucks carrying heavy loads have 8 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. Why do...