What is meant by “weight and balance” in helicopter operations?

“Weight and balance” in helicopter operations refers specifically to the distribution of weight that affects the helicopter's center of gravity (CG) and stability. This is a critical aspect of flight safety and performance since the location of the center of gravity influences how the helicopter handles in the air.

When weight is unevenly distributed, it can lead to challenges such as difficulty in controlling the helicopter, increased susceptibility to stalling, or even crashes. Properly managing weight and ensuring it is balanced within specified limits allows the pilot to ensure optimal control, performance, and safety during flight. Therefore, understanding and applying the concepts of weight and balance is vital for flight readiness and operational effectiveness.

The other options do touch on aspects of weight but do not fully align with the comprehensive operational understanding required for weight and balance in aviation contexts. Total weight allowed, total weight including passengers and cargo, and fuel efficiency calculations do not reflect the importance of center of gravity in the way that understanding weight distribution does.