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Quiz von David Nunez, aktualisiert more than 1 year ago
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Erstellt von David Nunez
vor mehr als 6 Jahre
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Frage 1
Frage
Q1. What is the main parameter to know the Mach Number?
Antworten
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Pressure
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Temperature
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Both are true.
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Both are false.
Frage 2
Frage
Q2. What is a disadvantage of Thermistors?
Antworten
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Need electrical source.
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Need pneumatic source.
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Need hydraulic source.
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All are false.
Frage 3
Frage
Q3. What is a direct reading thermometer?
Antworten
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Liquid expansion.
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Vapor expansion.
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Bi-metallic helix.
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All of above are correct.
Frage 4
Frage
Q4. What is an advantage of Thermocouples?
Antworten
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a) No electrical source needed.
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b) Temperature compensation to compensate cold junction variations.
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c) Can measure higher temperatures.
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d) a and c are correct.
Frage 5
Frage
Q5. What is the true option about optical pyrometer used by the Eurofighter?
Antworten
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The wavelength of radiation emitted by bodies is temperature dependant.
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The wavelength of radiation emitted by bodies is pressure dependant.
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The wavelength of radiation emitted by bodies is temperature independant.
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None are true.
Frage 6
Frage
Q6. What is the function of the Drain Hole of the Pitot?
Antworten
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Allows any moisture to leak away without affecting sensing pressure.
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Allows any moisture to leak away without affecting sensing temperature.
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Allows any moisture to leak away affecting sensing pressure.
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All are false.
Frage 7
Frage
Q7. What is VNE:
Antworten
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Never exceed speed.
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Not exceed speed.
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Non exceeding speed.
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All are correct.
Frage 8
Frage
Q8. Where is the best place to put the pitot-static on an airplane?
Antworten
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In places where the attitude changes.
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Behind the boundary layer.
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In places where the attitude does not change much.
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All are false.
Frage 9
Frage
1. About the IVSI (Instantaneous Vertical Speed Indicator), it’s important to know that:
Antworten
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It has a response to nose up and nose down respectively and it’s lag is huge.
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It has a response to roll left and right and it’s lag is small.
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It has a response to nose up and nose down respectively and isn’t lag is almost null.
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Is not affected by G forces.
Frage 10
Frage
2. About the pressure transducer:
Antworten
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Is a tranlator of the pressure regulator.
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It works as a conversor sensed pressure into an electrical signal.
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It is not used in aviation.
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Is the main part of an aircraft.
Frage 11
Frage
3. Before do a navigation, it’s important to know:
Antworten
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The direction of the travel.
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The speed we’ll be traveling.
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The distance and more.
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All are correct.
Frage 12
Frage
4. About the magnetic field on Earth:
Antworten
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Is the same in all the seasons.
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Is the same regardless the hour in a day.
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Both are true
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Both are false
Frage 13
Frage
5. What is a isoclinal line?
Antworten
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Line that join the points that have the same dip angle.
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Line with the same magnetic field.
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A correct, B false.
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A false, B correct.
Frage 14
Frage
6. Rigidity is:
Antworten
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Resistant of a material to be broken.
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Resistant of a material to be doubled.
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Resistance of the spin axis to tilting.
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Resistant to pitch up and down.
Frage 15
Frage
7. What precession is?
Antworten
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When a torque is applied along a direction perpendicular to the spin axis, the gyroscope will not tilt in the same direction of the torque.
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When you apply a torque, the gyroscope moves to another place.
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A is true, B false.
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B is false, A true.
Frage 16
Frage
8. What is the Gyro Wander?
Antworten
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a) Is the deviation of the ADI.
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b) There are some types: Real wander, Apparent wander, Transport wander, and Transport Grid wander.
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c) Is the deviation of the spin axis from its set direction.
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d) Both B and C are true.
Frage 17
Frage
Q1. What is a gyroscope?
Antworten
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A. Rigid body without motion in any plane
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B. Rigid body with one principal moment of inertia much larger than the other two, in high spin around its axis of maximum inertia.
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C. It's a device for measuring or maintaining orientation, based on the principle of preserving angular momentum
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D. b) and c) are true
Frage 18
Frage
Q2. A gyroscope are driven by:
Antworten
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a) Air
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b) Water
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c) Electricity
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d) a) and c) are true
Frage 19
Frage
Q3. A gyroscope which is N-S aligned
Antworten
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A. Over equator it drifts 15º per hour
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B. Over north Pole it drifts 15º per hour
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C. It never have drift effect
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D. A gyroscope never can be N-S aligned
Frage 20
Frage
Q4. A gyro wander is a deviation of the spin axis from its set direction. Some real wander happen as a consequence of:
Antworten
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Bearing's friction
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Angular accelerations
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Undesired and aleatory
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All are true
Frage 21
Frage
Q5. A heading indicator
Antworten
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It's manually aligned with the direct reading magnetic compass
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It's north seeking
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Has freedom in one plane
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It isn't continuously adjusted
Frage 22
Frage
Q6. Radio Magnetic Indicator shows:
Antworten
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A. Magnetic heading
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B. Magnetic bearing with respect to ground stations with radio navigation systems
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C. Distance to ground stations
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D. a) and b) are true
Frage 23
Frage
Q7. An artificial horizon
Antworten
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Has vertical spin axis Earth
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Has three degrees of freedom
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Indicates airplane attitude relative to pitch and roll axes
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All are true
Frage 24
Frage
Q8. Artificial horizons which have air driven system suffer errors due to pendulosity of the system:
Antworten
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A. Acceleration errors
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B. Turning errors
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C. Both, a) and b) are true
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D. Artificial horizons with air driven system don't suffer any error
Frage 25
Frage
Q1. Quality of information in Inertial Navigation Systems depends on:
Antworten
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A. Accuracy of the initial data.
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B. Precision of the system alignment with true north.
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C. None of the above is correct.
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D. A and B are correct.
Frage 26
Frage
Q2. Inertial Navigation Systems can be classified in:
Antworten
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A. Inertial and Earth referenced INS.
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B. Gimballed and Strapdown INS.
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C. INS with fixes axis and INS referenced in the Earth.
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D. None of the above is correct.
Frage 27
Frage
Q3.Some components in the INS are:
Antworten
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Inertial Navigation Unit.
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Mode Selector Unit.
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Control Display Unit.
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All of the above are correct.
Frage 28
Frage
Q4. Force Balance Acelerometer is based on:
Antworten
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A. The angular displacement of a pendulum
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B. The vertical displacement of a pendulum
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C. The horizontal displacement of a pendulum
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D. A and B are correct.
Frage 29
Frage
Q5. In the Gyro Stabilised Platform are used:
Antworten
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A. 2 gyros
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B. 3 gyros
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C. 4 gyros
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D. It depends on the different platforms.
Frage 30
Frage
Q6. Some corrections in the Gyro Stabilised Platform is:
Antworten
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Gyro drift and topple due to apparent and transport wander.
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Accelerations correction by Coriolis Force.
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Centripetal acceleration.
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All of the above are correct.
Frage 31
Frage
Q8. About FOG:
Antworten
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Are similar to RLG.
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Are more expensive than RLG.
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Vibrator is needed.
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None of the above is correct
Frage 32
Frage
Q7. Some types of integrators are:
Antworten
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Analogic and digital.
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Analogic and CC amplifiers.
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CC amplifiers and AC generator-tacometers
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All of above are correct.
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