Test
SEMANA 14/05 A 17/05 (Sin preguntas G4 del 17/05)
Preguntas del test (24)
1Which are the design considerations of servomotor actuators of the AFCS?
- ARange of control
- BRate of movement
- CAccuracy of movement
- DAll are correct
2About AFCS modes, choose the INCORRECT option
- AThe modes can be horizontal, lateral and combined
- BThe horizontal mode controls the ROLL of the aircraft
- CThe vertical mode controls the ROLL of the aircraft
- DThe vertical mode controls the PITCH of the aircraft
3What of this statements are true?
- ATriplex Systems use four lanes
- BIn Simplex Systems a failure does not render the system out of service
- CTriplex Systems make use of voting techniques
- DQuadruplex Systems do not exist already.
4How is corrected the Dutch Roll
- AWith a Yaw Damper System
- BWith a Pitch Damper System
- CNone of the above
- DWith both systems
5Dutch Roll
- AMore common in aircraft with swept wing
- BIt appears in light aircrafts flying at low speeds
- CA phenomenom that can happen when flying in the same parallel as Holland
- DNone is correct
6Rate Damping Systems
- AA. Have more to do with control than stability
- BB. Have more to do with stability than control
- CC. Prevent unwanted divergence rates and help to smooth rates to demand
- DD. B and C are right
7The phenomenon called tuck under occurs…
- AFlying at subsonic speeds
- BFlying at transonic speeds
- CFlying at high subsonic speeds
- DFlying at high subsonic speeds and transonic speeds
8Tuck under generates…
- AControllable nose up motion
- BControllable nose down motion
- CUncontrollable nose up motion
- DUncontrollable nose down motion
9Frequencies of the radar:
- A1-10 GHz
- B10-100 GHz
- C100-1000 GHz
- D1000-10000 GHz
10Which type of wave do radar use?
- AA. EM(Electro Magnetic)
- BB. Short wavelength
- CC. Extremely long wavelength
- DD. A and B are correct
11Kinds of amplifiers:
- AA. Tube amplifiers
- BB. Solid state amplifiers
- CC. Hard amplifiers
- DD. A and B are right
12Which is the meaning of RADAR?
- ARadio Altimeter to Detect Altitude Risk
- BRadio Aid to Detection And Ranging
- CRadio Aid for Distance At Runways
- DAll are false
13What affects the total effect of noise?
- AAntenna noise
- BAntenna noise + Transmission line noise
- CAntenna noise + Transmission line noise + Equipment noise
- DAll are false
14Shorter pulses have...
- ALower bandwidth and worse resolution
- BLower bandwidth and better resolution
- CHigher bandwidth and worse resolution
- DHigher bandwidth and better resolution
15Power required is...
- AIndependent of wavelength
- BA very strong function of R
- CA linear function of everything else
- DAll above are correct
16Which is the standard frequency of an airborne WX Radar
- A~ 9 GHz
- B~ 50 GHz
- C~ 100 GHz
- D~1 GHz
17Some types of antennas are:
- AA. Isotropic Antenna
- BB. Directional Antenna
- CC. A & B are correct
- DD. A & B are false
18Some examples of Parabolic Antenna:
- AA. Fan-Beam Antenna
- BB. Offset Antenna
- CC. A and B are true
- DD. A and B are false
19A disadvantage of an Array radar:
- ABeam agility
- BLow loss
- CEffective radar resource management
- DHigher cost
20Types of clutter
- AGround clutter
- BRain
- CSea clutter
- DAll of them
21Factors affecting RCS:
- AGeometric cross-section
- BDirectivity
- CReflectivity
- DAll of them are correct
22Which of these sentences is true?
- AThe F-18 has smaller RCS than the F-22
- BThe F-117 has smaller RCS than an insect
- CBoth of them are correct
- DBoth of them are false
23Pulse compression technique:
- AAllows a radar to achieve simultaneously the energy of a short pulse and the
resolution of a long pulse - BAllows a radar to achieve simultaneously the energy of a long pulse and the
resolution of a long pulse - CAllows a radar to achieve simultaneously the energy of a short pulse and the
resolution of a short pulse - DAllows a radar to achieve simultaneously the energy of a long pulse and the
resolution of a short pulse
- AAllows a radar to achieve simultaneously the energy of a short pulse and the
24Some methods to reduce RCS are:
- ABlended wings and fuselage
- BSwept leading edges
- CA low-profile ‘blended cockpit’
- DAll of them are correct
Información
- Descripción
- AVIONICS 4º PARCIAL Test sobre SEMANA 14/05 A 17/05 (Sin preguntas G4 del 17/05), creado por Ismael Vázquez el 26/05/2018.
- Autor
- Ismael Vázquez
- Idioma
- Español
- Visitas
- 185
- Etiquetas
- Valoración
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