Final answer:
Fuel reserves IFR (Turbojet) (Alternate) refers to the amount of fuel required for a turbojet aircraft to operate under Instrument Flight Rules (IFR) conditions. The calculation of fuel reserves considers factors such as distance, weather conditions, and availability of alternate airports.
Step-by-step explanation:
Fuel reserves IFR (Turbojet) (Alternate) refers to the amount of fuel required for a turbojet aircraft to operate under Instrument Flight Rules (IFR) conditions, which involve flying solely based on the instruments. Fuel reserves for a turbojet aircraft are calculated based on factors such as the distance to be covered, weather conditions, and alternate airports in case of emergencies.
The amount of fuel required for a turbojet aircraft depends on its specific fuel consumption rate, which is determined by factors such as the engine design, efficiency, and power output. It is important to have sufficient fuel reserves to ensure the safe operation and ability to divert to alternate airports if needed.