Question

carts witts rubber tyre are easier to ply than those with iron wheels​

Answer 1

because rubber tyre easily walks in the surface but iron wheels doesn't . It's because of friction

Answer 2

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◆Carts witts rubber tyre are easier to ply than those with iron wheels this is because coefficient of friction between rubber tyres and road is much smaller than the coefficient of friction between the iron wheels and the road.