Test
UD4. L15-18 2015__1
Preguntas del test (32)
1Q1. What is the main parameter to know the Mach Number?
- APressure
- BTemperature
- CBoth are true.
- DBoth are false.
2Q2. What is a disadvantage of Thermistors?
- ANeed electrical source.
- BNeed pneumatic source.
- CNeed hydraulic source.
- DAll are false.
3Q3. What is a direct reading thermometer?
- ALiquid expansion.
- BVapor expansion.
- CBi-metallic helix.
- DAll of above are correct.
4Q4. What is an advantage of Thermocouples?
- Aa) No electrical source needed.
- Bb) Temperature compensation to compensate cold junction variations.
- Cc) Can measure higher temperatures.
- Dd) a and c are correct.
5Q5. What is the true option about optical pyrometer used by the Eurofighter?
- AThe wavelength of radiation emitted by bodies is temperature dependant.
- BThe wavelength of radiation emitted by bodies is pressure dependant.
- CThe wavelength of radiation emitted by bodies is temperature independant.
- DNone are true.
6Q6. What is the function of the Drain Hole of the Pitot?
- AAllows any moisture to leak away without affecting sensing pressure.
- BAllows any moisture to leak away without affecting sensing temperature.
- CAllows any moisture to leak away affecting sensing pressure.
- DAll are false.
7Q7. What is VNE:
- ANever exceed speed.
- BNot exceed speed.
- CNon exceeding speed.
- DAll are correct.
8Q8. Where is the best place to put the pitot-static on an airplane?
- AIn places where the attitude changes.
- BBehind the boundary layer.
- CIn places where the attitude does not change much.
- DAll are false.
91. About the IVSI (Instantaneous Vertical Speed Indicator), it’s important to know that:
- AIt has a response to nose up and nose down respectively and it’s lag is huge.
- BIt has a response to roll left and right and it’s lag is small.
- CIt has a response to nose up and nose down respectively and isn’t lag is
almost null. - DIs not affected by G forces.
102. About the pressure transducer:
- AIs a tranlator of the pressure regulator.
- BIt works as a conversor sensed pressure into an electrical signal.
- CIt is not used in aviation.
- DIs the main part of an aircraft.
113. Before do a navigation, it’s important to know:
- AThe direction of the travel.
- BThe speed we’ll be traveling.
- CThe distance and more.
- DAll are correct.
124. About the magnetic field on Earth:
- AIs the same in all the seasons.
- BIs the same regardless the hour in a day.
- CBoth are true
- DBoth are false
135. What is a isoclinal line?
- ALine that join the points that have the same dip angle.
- BLine with the same magnetic field.
- CA correct, B false.
- DA false, B correct.
146. Rigidity is:
- AResistant of a material to be broken.
- BResistant of a material to be doubled.
- CResistance of the spin axis to tilting.
- DResistant to pitch up and down.
157. What precession is?
- AWhen a torque is applied along a direction perpendicular to the spin axis, the gyroscope will not tilt in the same direction of the torque.
- BWhen you apply a torque, the gyroscope moves to another place.
- CA is true, B false.
- DB is false, A true.
168. What is the Gyro Wander?
- Aa) Is the deviation of the ADI.
- Bb) There are some types: Real wander, Apparent wander, Transport wander,
and Transport Grid wander. - Cc) Is the deviation of the spin axis from its set direction.
- Dd) Both B and C are true.
17Q1. What is a gyroscope?
- AA. Rigid body without motion in any plane
- BB. Rigid body with one principal moment of inertia much larger than the other two, in
high spin around its axis of maximum inertia. - CC. It's a device for measuring or maintaining orientation, based on the principle of
preserving angular momentum - DD. b) and c) are true
18Q2. A gyroscope are driven by:
- Aa) Air
- Bb) Water
- Cc) Electricity
- Dd) a) and c) are true
19Q3. A gyroscope which is N-S aligned
- AA. Over equator it drifts 15º per hour
- BB. Over north Pole it drifts 15º per hour
- CC. It never have drift effect
- DD. A gyroscope never can be N-S aligned
20Q4. A gyro wander is a deviation of the spin axis from its set direction. Some real wander happen as a consequence of:
- ABearing's friction
- BAngular accelerations
- CUndesired and aleatory
- DAll are true
21Q5. A heading indicator
- AIt's manually aligned with the direct reading magnetic compass
- BIt's north seeking
- CHas freedom in one plane
- DIt isn't continuously adjusted
22Q6. Radio Magnetic Indicator shows:
- AA. Magnetic heading
- BB. Magnetic bearing with respect to ground stations with radio navigation systems
- CC. Distance to ground stations
- DD. a) and b) are true
23Q7. An artificial horizon
- AHas vertical spin axis Earth
- BHas three degrees of freedom
- CIndicates airplane attitude relative to pitch and roll axes
- DAll are true
24Q8. Artificial horizons which have air driven system suffer errors due to pendulosity of the system:
- AA. Acceleration errors
- BB. Turning errors
- CC. Both, a) and b) are true
- DD. Artificial horizons with air driven system don't suffer any error
25Q1. Quality of information in Inertial Navigation Systems depends on:
- AA. Accuracy of the initial data.
- BB. Precision of the system alignment with true north.
- CC. None of the above is correct.
- DD. A and B are correct.
26Q2. Inertial Navigation Systems can be classified in:
- AA. Inertial and Earth referenced INS.
- BB. Gimballed and Strapdown INS.
- CC. INS with fixes axis and INS referenced in the Earth.
- DD. None of the above is correct.
27Q3.Some components in the INS are:
- AInertial Navigation Unit.
- BMode Selector Unit.
- CControl Display Unit.
- DAll of the above are correct.
28Q4. Force Balance Acelerometer is based on:
- AA. The angular displacement of a pendulum
- BB. The vertical displacement of a pendulum
- CC. The horizontal displacement of a pendulum
- DD. A and B are correct.
29Q5. In the Gyro Stabilised Platform are used:
- AA. 2 gyros
- BB. 3 gyros
- CC. 4 gyros
- DD. It depends on the different platforms.
30Q6. Some corrections in the Gyro Stabilised Platform is:
- AGyro drift and topple due to apparent and transport wander.
- BAccelerations correction by Coriolis Force.
- CCentripetal acceleration.
- DAll of the above are correct.
31Q8. About FOG:
- AAre similar to RLG.
- BAre more expensive than RLG.
- CVibrator is needed.
- DNone of the above is correct
32Q7. Some types of integrators are:
- AAnalogic and digital.
- BAnalogic and CC amplifiers.
- CCC amplifiers and AC generator-tacometers
- DAll of above are correct.
Información
- Descripción
- abc
- Autor
- David Nunez
- Idioma
- Español
- Visitas
- 31
- Etiquetas
- Valoración
- Aún sin valoraciones Valora este test