Aerospace Propulsion MCQs
Aerospace Propulsion MCQs
Our team has conducted extensive research to compile a set of Aerospace Propulsion MCQs. We encourage you to test your Aerospace Propulsion knowledge by answering these multiple-choice questions provided below.
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1: What material is used to make the Torquemeter Housing?
A. Titanium
B. Iron
C. Steel
D. Aluminum
2: What is the purpose of an Torque Shaft?
A. Generates electricity
B. Increases torque
C. Stores energy
D. Transmits power from power turbine shaft to PGB
3: How many fuel nozzles are included-in the Diffuser Assembly?
A. 12
B. 10
C. 16
D. 8
4: FADEC stands for what?
A. Flight Authority Diagnostic Engine Control
B. Full Automation Digital Electronics Control
C. Full Authority Digital Electronic Control
D. Formative Advanced Design Engineering Components
5: What is FADEC Exception?
A. A type of shutoff valve
B. An abbreviation of Full Authority Digital Engine Control
C. Latching shutoff valve and ignition exciters controlled simultaneously by both FADECs
D. A type of ignition exciter
6: Which of the following is not a type of aerospace propulsion system?
A. Jet engine
B. Rocket engine
C. Nuclear engine
D. Electric propulsion
7: The process of accelerating a spacecraft or aircraft by expelling mass in the opposite direction is described by:
A. Newton's Third Law of Motion
B. Archimedes' Principle
C. Boyle's Law
D. Ohm's Law
8: Which type of propulsion system is most commonly used for commercial airliners and works based on the principle of sucking air into the engine and expelling it at high speed?
A. Turboprop engine
B. Turbojet engine
C. Ramjet engine
D. Turbofan engine
9: In rocket propulsion, what is the specific impulse?
A. The ratio of thrust to the rate of mass flow
B. The pressure difference between the front and rear of the rocket
C. The temperature of the exhaust gases
D. The speed of the rocket relative to the ground
10: Which of the following is a disadvantage of chemical rocket propulsion?
A. High specific impulse
B. Low thrust-to-weight ratio
C. High exhaust velocity
D. Limited propellant storage capacity
11: Which propulsion system is most suitable for long-duration space missions, where continuous acceleration is not required, and efficiency is essential?
A. Ion propulsion
B. Solid rocket propulsion
C. Ramjet engine
D. Scramjet engine
12: Which type of engine is used for supersonic and hypersonic flight and relies on air entering the engine at supersonic speeds?
A. Turboprop engine
B. Turbojet engine
C. Ramjet engine
D. Turbofan engine
13: Which aerospace propulsion system is based on the principle of nuclear fission or nuclear fusion reactions to generate thrust?
A. Ion propulsion
B. Nuclear engine
C. Electric propulsion
D. Solid rocket propulsion
14: The speed at which the airflow through a propulsion system reaches the speed of sound is known as:
A. Mach speed
B. Sonic speed
C. Transonic speed
D. Supersonic speed
15: Which type of propulsion system is typically used for satellite station-keeping and deep space missions due to its high efficiency and low thrust?
A. Solid rocket propulsion
B. Electric propulsion
C. Nuclear engine
D. Ramjet engine
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Aerospace Propulsion MCQs
