Question

why grooves are made in tyres of cars, trucks and buses?
(1) To reduce friction
(2) To increase friction
(3) To make the types look beautiful.
(4) To reduce consumption of fuel​

Answer 1

Answer:

to increase friction

Explanation:

the surfaces rough– Friction can be increased by increasing the roughness of the surface. By making grooves:- We can increase the friction is a case of tyres of bicycles, cars or buses by making grooves in them, Due to greater friction, the tyres get a better grip on the road which prevents skidding.