Podcast
Questions and Answers
What is the primary function of the main fuel pumps in an engine fuel system?
What is the primary function of the main fuel pumps in an engine fuel system?
- To filter out contaminants from the fuel.
- To deliver fuel under pressure to the engine. (correct)
- To regulate fuel temperature.
- To heat the fuel before combustion.
Which of the following parameters is used to monitor the temperature of the exhaust gases?
Which of the following parameters is used to monitor the temperature of the exhaust gases?
- Fuel Temperature
- Nacelle Temperature
- EGT (Exhaust Gas Temperature) (correct)
- Oil Temperature
What does N2 generally indicate in an engine's mechanical movement data?
What does N2 generally indicate in an engine's mechanical movement data?
- Propeller rotational speed.
- High-pressure compressor speed. (correct)
- Low-pressure compressor speed.
- Engine Vibration level.
What is the potential energy of one pound of aviation gasoline measured in?
What is the potential energy of one pound of aviation gasoline measured in?
According to the provided example, how much thrust is created by the turbojet engine?
According to the provided example, how much thrust is created by the turbojet engine?
Which parameter provides information about the rate at which fuel is consumed by the engine?
Which parameter provides information about the rate at which fuel is consumed by the engine?
What is indicated by a 'Fuel Filter Pre-clogging Alert'?
What is indicated by a 'Fuel Filter Pre-clogging Alert'?
Which of the following is an example of potential energy described in the content?
Which of the following is an example of potential energy described in the content?
What does monitoring engine vibrations help to identify?
What does monitoring engine vibrations help to identify?
What is the relationship that the content establishes between the chemical nature of gasoline and its potential energy?
What is the relationship that the content establishes between the chemical nature of gasoline and its potential energy?
Newton's Laws of Motion are mentioned in relation to which type of engine?
Newton's Laws of Motion are mentioned in relation to which type of engine?
What is the purpose of a fuel heater in the engine fuel system?
What is the purpose of a fuel heater in the engine fuel system?
Which parameter is used to measure the pressure of oil within the engine?
Which parameter is used to measure the pressure of oil within the engine?
What best describes potential energy?
What best describes potential energy?
According to the provided material, what does a BTU measure?
According to the provided material, what does a BTU measure?
Which of the following correctly represents one million using the ICAO standard?
Which of the following correctly represents one million using the ICAO standard?
According to the provided text, what is the standard system of units of measurement for international civil aviation?
According to the provided text, what is the standard system of units of measurement for international civil aviation?
If an applicant is at Level 1 in a particular subject, which of these would they be expected to do?
If an applicant is at Level 1 in a particular subject, which of these would they be expected to do?
What is the expected output, in ft-lbs of work from one pound of aviation gas?
What is the expected output, in ft-lbs of work from one pound of aviation gas?
What is the prefix and symbol for a multiplication factor of $10^{-6}$ ?
What is the prefix and symbol for a multiplication factor of $10^{-6}$ ?
Which of the following represents a multiplication factor of one trillion ($10^{12}$)?
Which of the following represents a multiplication factor of one trillion ($10^{12}$)?
Which of the following is an expectation of a Level 2 applicant of a subject?
Which of the following is an expectation of a Level 2 applicant of a subject?
What is the general definition of energy provided in the text?
What is the general definition of energy provided in the text?
What is the correct symbol for the prefix 'atto'?
What is the correct symbol for the prefix 'atto'?
What is the multiplication factor associated with the prefix 'kilo'?
What is the multiplication factor associated with the prefix 'kilo'?
What is one of the abilities a Level 2 applicant should demonstrate?
What is one of the abilities a Level 2 applicant should demonstrate?
How many ft-lbs of work capability equates to 1 BTU, according to the provided material?
How many ft-lbs of work capability equates to 1 BTU, according to the provided material?
Which of the following is the correct numerical representation for the prefix 'femto'?
Which of the following is the correct numerical representation for the prefix 'femto'?
Which of following prefixes represents the smallest number?
Which of following prefixes represents the smallest number?
Which standard uses commas to separate groups of three numbers in one million?
Which standard uses commas to separate groups of three numbers in one million?
Which module includes the topic of 'Mathematics' within the EASA license category chart?
Which module includes the topic of 'Mathematics' within the EASA license category chart?
How much work is accomplished when a 7,000 lb object is pushed 10 ft horizontally?
How much work is accomplished when a 7,000 lb object is pushed 10 ft horizontally?
If a tow tractor applies a force of 6,000 lbs to move an aircraft 50 ft, what is the amount of work performed?
If a tow tractor applies a force of 6,000 lbs to move an aircraft 50 ft, what is the amount of work performed?
Which of the following statements best describes why it generally takes less work to move an object horizontally than vertically?
Which of the following statements best describes why it generally takes less work to move an object horizontally than vertically?
What is the standard definition of one horsepower?
What is the standard definition of one horsepower?
How much horsepower is required to lift a 16,500 lb object 2 feet in one minute?
How much horsepower is required to lift a 16,500 lb object 2 feet in one minute?
An engine performs 66,000 foot-pounds of work per minute. What is this equivalent to in horsepower?
An engine performs 66,000 foot-pounds of work per minute. What is this equivalent to in horsepower?
What are the units for power as defined in the text?
What are the units for power as defined in the text?
If a machine performs 1,100 foot-pounds of work in two seconds, what is its power output in horsepower?
If a machine performs 1,100 foot-pounds of work in two seconds, what is its power output in horsepower?
Which factor differentiates the concepts of work and power?
Which factor differentiates the concepts of work and power?
If the same amount of work is done, how does decreasing the time affect the power required?
If the same amount of work is done, how does decreasing the time affect the power required?
What are the appropriate units for measuring power?
What are the appropriate units for measuring power?
What is the key characteristic of torque that distinguishes it from work?
What is the key characteristic of torque that distinguishes it from work?
What is the calculated amount of horsepower needed to lift 19,000 lbs 4ft in 2 minutes?
What is the calculated amount of horsepower needed to lift 19,000 lbs 4ft in 2 minutes?
Given the same amount of power, what happens to the time it takes to complete a specific amount of work if the force is doubled?
Given the same amount of power, what happens to the time it takes to complete a specific amount of work if the force is doubled?
How much work is done when a 10 lb force pushes an object 10 inches in a straight line?
How much work is done when a 10 lb force pushes an object 10 inches in a straight line?
Why is an electric motor stated as being required to lift the engine mentioned in the example?
Why is an electric motor stated as being required to lift the engine mentioned in the example?
Flashcards
Exhaust Gas Temperature (EGT)
Exhaust Gas Temperature (EGT)
A measurement of the heat generated by the exhaust gases leaving the engine.
Oil Temperature
Oil Temperature
A measurement of the internal temperature of the engine oil.
Fuel Temperature
Fuel Temperature
A measurement of the temperature of the fuel being delivered to the engine.
N1
N1
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N2
N2
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Fuel Flow Rate (FF)
Fuel Flow Rate (FF)
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Engine Torque
Engine Torque
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Manifold Pressure
Manifold Pressure
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Potential Energy
Potential Energy
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Kinetic Energy
Kinetic Energy
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British Thermal Unit (BTU)
British Thermal Unit (BTU)
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Thrust
Thrust
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Newton’s Laws of Motion
Newton’s Laws of Motion
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What is energy?
What is energy?
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BTU (British Thermal Unit)
BTU (British Thermal Unit)
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How much work can 1 pound of aviation gas do?
How much work can 1 pound of aviation gas do?
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What type of energy is stored in a full fuel tank?
What type of energy is stored in a full fuel tank?
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What is the work capacity of 1 pound of aviation gas?
What is the work capacity of 1 pound of aviation gas?
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What is the energy of a moving aircraft?
What is the energy of a moving aircraft?
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What is the standard system of measurement in civil aviation?
What is the standard system of measurement in civil aviation?
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What are prefixes used for in SI units?
What are prefixes used for in SI units?
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What is the multiplication factor for the prefix 'exa'?
What is the multiplication factor for the prefix 'exa'?
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What is the multiplication factor for the prefix 'peta'?
What is the multiplication factor for the prefix 'peta'?
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What is the multiplication factor for the prefix 'tera'?
What is the multiplication factor for the prefix 'tera'?
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What is the multiplication factor for the prefix 'giga'?
What is the multiplication factor for the prefix 'giga'?
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What is the multiplication factor for the prefix 'mega'?
What is the multiplication factor for the prefix 'mega'?
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What is the multiplication factor for the prefix 'kilo'?
What is the multiplication factor for the prefix 'kilo'?
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What is the multiplication factor for the prefix 'deci'?
What is the multiplication factor for the prefix 'deci'?
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What is the multiplication factor for the prefix 'centi'?
What is the multiplication factor for the prefix 'centi'?
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Power
Power
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Work
Work
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Force
Force
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Distance
Distance
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Horsepower (hp)
Horsepower (hp)
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Horizontal Work
Horizontal Work
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Vertical Work
Vertical Work
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Torque
Torque
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Units of Power
Units of Power
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Study Notes
Module 14 - Propulsion
- This module is for B2 certification in Aviation Maintenance Technician Certification Series
- Topics covered include Turbine Engines, Engine Indicating Systems, and Starting and Ignition Systems
- Website (www.amequestionpaper.in) provides question papers and study materials for the EASA/DGCA CAR 66 Module examination.
- Another website (www.actechbooks.com) offers study materials and contact information.
- Module compliant with EASA Part 66/147 and EASA.
Revision Log
- Module 14 was created in February 2016 and updated in November 2017
- The revision log describes module creation and updates on formatting.
Forward
- The module adheres to EASA Regulation (EC) No. 1321/2014, Appendix 1's knowledge requirements for aircraft maintenance licenses.
- The content order is at the discretion of the editor and is presented for clarity and ease of understanding.
- The module provides the ICAO (International Civil Aviation Organization) standard for expressing numbers.
- The International System of Units (SI) is the standard unit system for international civil aviation operations.
Contents
- The document contains detailed content about Propulsion, Turbine Engines, Engine Indicating Systems, and Starting and Ignition Systems
Sub-Module 01 - Turbine Engines
- Covers constructional arrangement and operation of turbojet, turbofan, turboshaft, and turbopropeller engines
- Includes electronic engine controls and fuel metering systems (FADEC)
- Details knowledge requirements and objectives for level 1 (familiarization) and level 2 (application).
Sub-Module 02 - Engine Indicating Systems
- Discusses engine parameters (exhaust gas temperature, engine speed, thrust, oil pressure and temperature, fuel pressure, manifold pressure, engine torque, and propeller speed)
- Describes engine performance and control parameters
- Explains different engine types and their corresponding instrumentation
Sub-Module 03 - Starting and Ignition Systems
- Details operation of engine start systems, components, ignition systems, and maintenance safety requirements
- Covers different types of turbine starters, operating procedures, and troubleshooting techniques for various aircraft systems involving the ignition system
Questions and Answers
- Includes multiple-choice questions and answers related to propulsion, turbine engines, engine indicating systems, and starting/ignition systems
- The questions cover fundamental concepts and practical aspects of the subject, along with specific details like measurements, units, and classifications.
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