Q. Ball bearings are used in cycles, scooters etc to

A) Reduce the friction between the wheel and the axle

B) Increase the friction between the wheel and the axle

C) None of the above

D) Reduce the friction between ground and the whee

✔ Correct Answer: Reduce the friction between the wheel and the axle

Exam Insight

Ball bearings are used in cycles and scooters to reduce friction between moving parts, ensuring smooth motion and increased efficiency.

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