When is a weight and balance check required?

Answer: C — Whenever there is a change in cargo load, fuel, or passenger configuration

A weight and balance check is essential for ensuring the safety and performance of an aircraft. It is required whenever there is a change in cargo load, fuel, or passenger configuration because these factors directly influence the center of gravity and overall stability of the aircraft. By verifying that the weight and balance conditions meet the specific limits set by the aircraft manufacturer, operators can prevent potential issues such as improper handling, reduced performance, or even loss of control during flight. Carrying out a weight and balance check in relation to these changes is critical for both safety and regulatory compliance. For instance, if additional cargo is loaded or if fuel levels change significantly, it can alter how the aircraft behaves during takeoff, flight, and landing. Ensuring that the aircraft is balanced within its operational parameters optimally supports safe flight operations.