What type of fuel system is typically installed in an aircraft?

The answer is correct because most aircraft fuel systems are designed to ensure reliability and efficient fuel delivery to the engine. The configuration with two 50-gallon tanks allows for a balanced distribution of fuel, which is crucial for maintaining the aircraft's center of gravity and flight performance. The use of both an engine-driven pump and an auxiliary pump provides a dual layer of redundancy, ensuring that if one pump fails, the other can continue to deliver fuel to the engine. This setup enhances safety by reducing the risk of fuel starvation during various phases of operation, including takeoff, cruising, and landing.

Additionally, this configuration is typical in general aviation aircraft, which often require reliable fuel flow to accommodate various flight conditions and engine demands. The presence of an engine-driven pump primarily handles the fuel delivery during standard operation, while the auxiliary pump can be utilized during starting or in cases where higher fuel pressure is needed. This is a crucial aspect for pilots to understand, as it directly impacts the operational safety and efficiency of the aircraft.