WorksheetsIntroduction to Aircraft Fuel Injection Systems
Total questions: 40
Worksheet time: 20mins
What is one of the main advantages of fuel injection systems in aircraft?
Reduced noise
Improved fuel efficiency
Lower cost
Increased weight
The two main fuel injection systems explored in aircraft are Bendix and ________.
Rolls-Royce
Pratt & Whitney
Teledyne-Continental
General Electric
Which of the following is a key component of the Bendix Fuel Injection System?
Air metering force
Hydraulic pump
Turbocharger
Cooling fan
The Bendix Fuel Injection System includes ________ and automatic mixture controls.
manual
hydraulic
electronic
pneumatic
What is the primary function of the Bendix System in an engine?
Measures the mass of air entering the engine
Controls the fuel injection timing
Regulates the engine temperature
Monitors the exhaust emissions.
The Bendix System uses a ______ to create a pressure differential.
turbine
venturi
piston
valve
What is the primary function of the Bendix System in terms of fuel flow?
Regulates fuel flow based on air metering force
Increases fuel flow regardless of air intake
Decreases fuel flow to conserve energy
None of the above.
The Bendix System ensures proportional fuel delivery to match ______.
A) air pressure
B) air intake
C) fuel demand
D) engine speed
What is the result of balanced air and fuel metering forces in the Bendix System?
Increased fuel consumption
Precise fuel delivery
Reduced engine power
Increased emissions
The Bendix System adjusts for changes in altitude, throttle position, and engine speed to ensure ________ combustion across various flight conditions.
inefficient
efficient
partial
unstable
What is one of the functions of the Bendix System: Flow Divider?
Distributes metered fuel to individual cylinders
Increases engine temperature
Reduces engine noise
Increases fuel consumption
The Bendix System: Flow Divider is critical for ________ engine operation.
noisy
smooth
rough
inefficient
What is one of the functions of the Bendix System's injection nozzles?
Spray fuel directly into engine cylinders
Increase engine temperature
Reduce engine noise
Increase fuel consumption
The Bendix System's injection nozzles are designed to _______ fuel for better mixing with air.
evaporate
atomize
condense
solidify
What is one of the functions of the Bendix System: Idle System?
Provides fuel for engine operation at high speeds
Bypasses main metering system
Reduces engine noise
Increases fuel consumption.
The Bendix System: Idle System is adjustable for proper _______.
fuel efficiency
idle mixture
engine temperature
speed control
What is one of the functions of the Bendix System in aircraft?
Adjusts fuel-air ratio
Controls cabin pressure
Manages landing gear
Regulates temperature
The Bendix System is used for _______ at high altitudes.
increasing speed
leaning mixture
reducing noise
enhancing comfort
What is one of the functions of the Bendix System: Automatic Mixture Control?
Increases fuel consumption
Compensates for changes in altitude and air density
Decreases engine performance
Increases pilot workload.
The Bendix System: Automatic Mixture Control _______ to ensure optimal engine performance.
Increases fuel consumption
Automatically adjusts fuel-air mixture
Decreases engine performance
Increases pilot workload
What is the first step in the Bendix System: Starting Procedure?
Set mixture control to full rich
Ensure fuel boost pump is on
Open throttle slightly
Engage starter.
In the Bendix System: Starting Procedure, what should you do after engaging the starter?
Monitor engine instruments
Open throttle slightly
Adjust throttle for smooth operation
Set mixture control to full rich.
Which of the following is a key component of the Teledyne-Continental Fuel Injection System?
Turbocharger
Injection pump
Exhaust valve
Carburetor
The Teledyne-Continental Fuel Injection System is used in many high-performance aircraft. Fill in the blank: One of its key components is the ________.
Fuel control unit
Spark plug
Radiator
Battery
What type of pump is the Teledyne-Continental System's injection pump?
Variable displacement
Constant displacement
Rotary
Centrifugal
The Teledyne-Continental System's injection pump typically delivers more fuel than needed. What happens to the excess fuel?
It is burned off
It is stored in a separate tank
It is returned to the tank for cooling
It is used for lubrication.
What is one of the functions of the Teledyne-Continental System's Fuel Control Unit?
Meters fuel based on engine demand
Provides electrical power
Controls cabin pressure
Manages navigation systems
The Teledyne-Continental System's Fuel Control Unit adjusts for changes in _________.
temperature
altitude and air density
humidity
speed
What is one of the functions of the Teledyne-Continental System: Fuel Manifold Valve?
Distributes metered fuel to injector nozzles
Increases fuel temperature
Reduces engine noise
Increases fuel consumption
The Teledyne-Continental System: Fuel Manifold Valve _______ to prevent fuel draining.
Contains check valves
Increases pressure
Reduces temperature
Increases flow
What is one of the functions of the injector lines in the Teledyne-Continental System?
Connect fuel manifold valve to injector nozzles
Reduce fuel pressure
Increase engine temperature
Decrease vibration
The injector lines in the Teledyne-Continental System are designed to be resistant to ______.
Water
Vibration and temperature changes
Low pressure
Electrical interference
What is one of the functions of the Teledyne-Continental System injector nozzles?
Spray fuel into exhaust ports
Spray fuel into intake ports of cylinders
Spray water into intake ports of cylinders
Spray air into exhaust ports
The Teledyne-Continental System injector nozzles are designed for optimal fuel ________.
combustion
atomization
evaporation
condensation
Which system uses an air-sensing system with separate air and fuel metering?
Bendix
Teledyne-Continental
Both
Neither
The Teledyne-Continental system is a ______-sensing system with an integrated control unit.
Air
Fuel
Temperature
Pressure
What are the two main types of fuel delivery systems in aircraft?
Carburetors and fuel injection
Turbines and propellers
Pistons and rotors
Compressors and fans
The historical development of aircraft fuel systems moved from _______ to fuel injection.
turbines
carburetors
compressors
fans
What principle does a carburetor use to function?
Bernoulli's principle
Venturi effect
Pascal's law
Archimedes' principle
A carburetor creates a fuel-air mixture through ______.
temperature change
pressure differential
chemical reaction
magnetic field
