Question

Large size suitcase are fitted with wheels. Why? ​

Answer 1

Answer:

follow me

Explanation:

Large size suitcases are fitted with wheels to reduce friction between the wheels and ground as we know that static and friction is more than rolling friction. When the tyres are, worn out, their groves disappear due to the constant use; this reduces the friction between tyres and road.

Answer 2

Answer :

Large suitcases are heavy and can be pulled hardly due to friction it will oppose the speed off motion. Therefore wheels are fitted to reduce the friction so that it can be pulled easily.