Question

why lorries and trucks carrying heavy loads have 8 tyres instead of 4

Answer 1

Answer:

Explanation:

trucks have eight tyres instead of four. this is because pressure is inversely proportional to the area. due to the increase in area with the help of eight tyres the pressure on the groud decreases and prevent sinking of truck into ground

Answer 2

Answer:

trucks have 8 tyres instead of four because , if they have 4 tyres then

they cannot take heavy loads because that time the pressure is given more in the tyres. So instead of 4 tyres the truck have 8 tyres