Question

Why do vehicles designed to carry heavy loads have multi wheel axles? one marks​

Answer 1

Answer:

Heavy vehicles carrying load havelarge number of wheels is to reduce the pressure on tyres. ... As area which force is exerted will increases, pressure will decreases. This will help in the smooth motion of vehicles and protect the wheelsfrom excess wear and tear.

Answer 2

Explanation:

Originally Answered: Multiple wheels spread the load of the vehicle over a larger area, preventing damage to the road surface as well as excessive wear of the tires.