Which type of load does a ball bearing primarily handle?

• A. Both radial and axial loads
• B. Only torsional loads
• C. Only radial loads
• D. High-impact loads

Answer: (A)

A ball bearing is specifically designed to handle both radial and axial loads effectively. Radial loads are those that act perpendicular to the axis of rotation, while axial loads are parallel to the axis of rotation. This dual capability enables ball bearings to support a wide range of applications where there are forces acting in different directions.

In mechanical systems, the ability to accommodate both types of loads allows for smoother operation and increased reliability. For instance, in a rotating shaft, a ball bearing will bear the weight of the shaft (axial load) and any force that acts sideways (radial load).

The other options focus on either specific types of loads or loads that ball bearings are not primarily engineered to withstand. Torsional loads, for example, refer to twisting forces, which are not the main concern for ball bearings. High-impact loads involve sudden forces or shocks, which often require specialized bearings designed to absorb such impacts, rather than the standard functionality of typical ball bearings.