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28 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What are the two classifications that turbine engines are |
Type of compressor Power produced |
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What type of compressor do turbine engines have |
Axial Axial centrifical Centrifigal |
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How is the two power producer used |
Thrust producers
Torque producer |
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What type of engine uses thrust producers |
Turbojet turbofan |
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What type of aircraft uses torque producers |
Turboprop turboshaft |
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The term thrust producer is rated by the manufacturer in |
Pounds of static thrust |
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In convergent airflow subsonic is described as |
Kinetic energy increase Potential energy decrease |
Same as divergent supersonic |
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In convergent airflow supersonic is described as |
Kinetic energy decrease potential energy increase |
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In divergent airflow subsonic is described as |
Kinetic energy decrease potential energy increase |
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In divergent airflow supersonic is described as |
Kinetic energy increase potential energy decrease |
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Describe the three laws of motion |
First law inertia second Law acceleration third Law action/reaction |
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What is the formula of Newton's second law |
Force equals mass times acceleration |
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Turbojet engines are described as |
Lowest initial propulsion efficiency. The noisiest of the turbine engines. 75% of the energy is used to drive the compressor accessories. |
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What type of engine do modern turbine engines on large transport category aircraft have |
High bypass turbofan |
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What is a standard day altitude |
Sea level |
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What is a standard day temperature |
59 degrees Fahrenheit |
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What is standard day humidity |
0% |
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What are the three primary variables for a gas turbine engine that affects static pressure |
Altitude. temperature. humidity. |
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What are the two types of energy |
Potential energy /pressure kinetic energy / velocity |
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What is a standard day atmospheric pressure |
29.92 inches of Mercury (hg) |
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What is acceleration |
Rate of change of velocity |
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What is thermodynamics |
The science of energy conversion from heat into other forms of energy most notable mechanical work |
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First law of thermodynamics |
The internal energy of a isolated system is constant |
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Second law of thermodynamics |
Heat cannot spontaneously flow from a colder location to a hotter location |
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Third law of thermodynamics |
As a system approaches absolute zero, process to cease entropy of a system approaches a minimum value |
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Law of conservation of energy |
The total energy in an isolated system remains constant over time |
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What is entropy |
Measures the energy not available for use of work in a thermodynamic process |
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What is velocity |
The measurement of the rate and direction of change in the position of an object |
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