Aerospace 2 Part 1

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| By Thekamokid
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Thekamokid
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Quizzes Created: 1 | Total Attempts: 210
| Attempts: 210
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  • 1/6 Questions

    What instrument uses the principle of a gyroscope for operation?

    • Altimeter
    • Attitude indicator
    • Heading indicator
    • Both b and c
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About This Quiz

Explore key principles and components of aircraft systems, including engine configurations, energy conversion, rocket mechanics, and atmospheric interactions in this focused quiz.

Aircraft Systems Quizzes & Trivia

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  • 2. 

    Cylinders in small aircraft engines are most often arranged...

    • Like an "L"

    • In an "X" configuration

    • In a horizontally-opposed configuration

    • In a "T" configuration

    Correct Answer
    A. In a horizontally-opposed configuration
    Explanation
    In small aircraft engines, cylinders are most often arranged in a horizontally-opposed configuration. This means that the cylinders are positioned opposite each other on either side of the engine, with the pistons moving in opposite directions. This arrangement allows for better balance and reduces vibrations in the engine, resulting in smoother operation. It also allows for easier cooling and maintenance of the cylinders.

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  • 3. 

    Which engine does not require atmospheric air?

    • Reciprocating

    • Rocket

    • Gyro

    • Jet

    Correct Answer
    A. Rocket
    Explanation
    A rocket engine does not require atmospheric air because it carries its own oxidizer along with the fuel. Unlike other engines like reciprocating, gyro, and jet engines, which rely on atmospheric air for combustion, a rocket engine can operate in the vacuum of space as well. The fuel and oxidizer are combined in a combustion chamber, and the resulting chemical reaction produces the necessary thrust to propel the rocket forward. This makes rocket engines suitable for space exploration and satellite launches where there is no atmospheric air available.

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  • 4. 

    When fossil fuels are used to create thrust, it is...

    • Converting chemical energy into mechanical energy

    • Bernoulli's Principle

    • Converting mechanical energy into chemical energy

    • Newtons first law

    Correct Answer
    A. Converting chemical energy into mechanical energy
    Explanation
    When fossil fuels are used to create thrust, they undergo a chemical reaction that releases energy. This chemical energy is then converted into mechanical energy, which is used to generate thrust and propel the object forward. This process is commonly seen in engines, where the combustion of fossil fuels produces high-pressure gases that are expelled through a nozzle, creating a force that propels the object in the opposite direction. Therefore, the correct answer is converting chemical energy into mechanical energy.

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  • 5. 

    What engine component uses Bernoulli's Principle?

    • An alternator

    • A magneto

    • A piston

    • A carburetor

    Correct Answer
    A. A carburetor
    Explanation
    A carburetor uses Bernoulli's Principle. Bernoulli's Principle states that as the speed of a fluid (or air) increases, its pressure decreases. In a carburetor, air flowing through a narrow passage speeds up, resulting in a decrease in air pressure. This lower pressure allows fuel to be drawn into the air stream, creating a mixture that can be ignited in the engine for combustion. Therefore, the carburetor utilizes Bernoulli's Principle to regulate the flow of air and fuel mixture into the engine.

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  • 6. 

    Under standard conditions, a parcel of air, one square inch and 50 miles tall weighs...

    • 29.92 pounds

    • 1013.2 grams

    • 14.7 pounds

    • None of the above

    Correct Answer
    A. 29.92 pounds
    Explanation
    Under standard conditions, a parcel of air, one square inch and 50 miles tall weighs 29.92 pounds. This is because under standard atmospheric pressure at sea level, the weight of the air column above a square inch of surface area extending up to the top of the atmosphere is equal to 29.92 pounds. This weight is due to the force exerted by the air molecules in the column on the surface area.

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  • Current Version
  • Mar 20, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Feb 13, 2009
    Quiz Created by
    Thekamokid
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