Physics - General Science Objective Questions and Answers for Competitive Exams

Home
General Knowledge
the-function-of-ball-bearings-in-a-wheel-is

Question

The function of ball bearings in a wheel is

A To increase friction

B Just for convenience

C To convert kinetic friction to rolling friction

D To convert kinetic friction from static friction

Answer & Explanation
Answer: Option [C]

junior administrative assistant jaa test series