One of the ball bearing's disadvantages is that most of the weight of the vehicle is exerted on the bottom of the bearing on a very small surface area of the ball and race.

Question

Quizplus · Accepted Answer

Ball bearings are designed to support radial and axial loads, but because the contact area between the balls and the races is very small, a significant amount of the vehicle's weight is concentrated on a small surface area. This can lead to higher stress and potential for wear or failure under heavy loads.

One of the Ball Bearing's Disadvantages Is That Most of the Weight