Question

Q.21 Answer the following question in Briet.
1 Why do the load carrying heavy Vehicles have large
number of Wheels.?​

Answer 1

Answer:

So, the load carrying heavy vehicles have large number of wheels so that the pressure on the road is reduced due to larger contact area. Also, using large number of wheels ensures that the force due to the load is shared among the tyres and no single tyre is under stress.