Question

Fill in the blanks with missing words:

We use ball bearings and roller bearings to _________ friction

Answer 1

1. When two bodies are in contact and moving relative to each other, wear and rear occur which cause product to damage.
2. This id due to friction and we know that rolling friction is the least force of friction.
3. It offers least opposition to the motion.

We use ball bearings and roller bearings to Reduce friction