Final answer:
Electronic Flight Instruments (EFIs), specifically the Flight Management System (FMS), provide pilots with crucial flight information and navigation capabilities including a navigation database, autothrottle, and flight planning features.
Step-by-step explanation:
Electronic Flight Instruments (EFIs) are advanced systems used in aircraft to provide pilots with crucial information about the aircraft's flight parameters and navigation. The Flight Management System (FMS) is a specific type of EFI that is responsible for managing flight plans, optimizing fuel consumption, and guiding the aircraft along a desired route.
Some key characteristics of the FMS include:
- Navigation Database: The FMS contains a comprehensive database of navigation information, including airports, navigational aids, airways, and waypoints. This allows the FMS to accurately calculate and display the aircraft's position, heading, and track.
- Autothrottle: The FMS can automatically control the aircraft's thrust to optimize fuel efficiency and maintain a desired speed.
- Flight Planning: Pilots can input their desired route into the FMS, and it will calculate the most efficient path, taking into account factors such as wind conditions and airspace restrictions.
The FMS is a vital tool in modern aviation, enhancing flight safety, efficiency, and precision. Pilots undergo training to learn how to effectively use and interpret the information provided by the FMS.