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03. 6. ACGA_L01-L09_2017

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AVIÓNICA Quiz on 03. 6. ACGA_L01-L09_2017, created by Ismael Vázquez on 28/03/2018.
Ismael Vázquez
Quiz by Ismael Vázquez, updated more than 1 year ago
Ismael Vázquez
Created by Ismael Vázquez over 6 years ago
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Resource summary

Question 1

Question
1. The fly by ware normal operation modes are: pg23
Answer
  • a) Ground mode, take off mode, in flight mode, flare mode.
  • b) Ground mode, take off mode, landing mode, flare mode.
  • c) Ground mode, take off mode, landing mode, approach mode.
  • d) Ground mode, air mode, take off mode, flare mode.

Question 2

Question
2. According to the ground mode: pg23
Answer
  • a) aircraft is fully protected against exceeding the maximum negative and positive load factors (with and without high lift devices extracted), angle of attack, stall, airspeed/Mach number, pitch attitude, roll rate, bank angle etc.
  • b) when the aircraft approaches to ground the control is gradually switched to this mode, where automatic trim is deactivated and modified flight laws are used for pitch control.
  • c) pilot has control on the nose wheel steering as a function of speed.
  • d) after lift-off the envelope protection is gradually introduced.

Question 3

Question
3. According to the in flight mode: pg23
Answer
  • a) aircraft is fully protected against exceeding the maximum negative and positive load factors (with and without high lift devices extracted), angle of attack, stall, airspeed/Mach number, pitch attitude, roll rate, bank angle etc.
  • b) when the aircraft approaches to ground the control is gradually switched to this mode, where automatic trim is deactivated and modified flight laws are used for pitch control.
  • c) pilot has control on the nose wheel steering as a function of speed.
  • d) after lift-off the envelope protection is gradually introduced.

Question 4

Question
4. According to the Yaw Damper: pg24
Answer
  • a. Each yaw damper has an associated coupler which operates as a rate gyro and senses pitch.
  • b. Minimise Duch Roll by automatic rudder displacement proportional to and opposing the amount of yaw experienced.
  • c. Minimise Duch Roll by manual rudder displacement proportional to and opposing the amount of yaw experienced.
  • d. The duch roll is detected when: directional > lateral stability.

Question 5

Question
5. According to the motion sensors of the FBW System:
Answer
  • a) Detect the movement of the aircraft in the air.
  • b) Detect higher frequency structural oscillations due to flexible modes.
  • c) Detect low frequency structural oscillations due to flexible modes.
  • d) Detect rigid body movement of the aircraft on landing configuration.

Question 6

Question
6. What are the differences between analog and digital system of FBW? pg24
Answer
  • a) Digital system allows great flexibility and high complexity functions.
  • b) Analog system is affected by inherent delays.
  • c) Analog system allows the use of screens and simplify the work in the cockpit.
  • d) Digital system is instantaneous.

Question 7

Question
7. Integration of Flight control and Powerplant control systems entails (Select the wrong answer): pg24
Answer
  • a) Improvement of system performances
  • b) Efficient energy management
  • c) Reduction in equipment space and mass
  • d) Improvement of resistance to G-forces.

Question 8

Question
8. According to the in flare mode: pg24
Answer
  • a) aircraft is fully protected against exceeding the maximum negative and positive load factors (with and without high lift devices extracted), angle of attack, stall, airspeed/Mach number, pitch attitude, roll rate, bank angle etc.
  • b) when the aircraft approaches to ground the control is gradually switched to this mode, where automatic trim is deactivated and modified flight laws are used for pitch control.
  • c) pilot has control on the nose wheel steering as a function of speed.
  • d) after lift-off the envelope protection is gradually introduced.

Question 9

Question
1) Regarding the pneumatic de-icing boots, choose the correct answer: pg25
Answer
  • a) They are not used if high aerodynamic efficiency is needed
  • b) They are an effective method for ice thickness between 1⁄4 (bridge) and 1⁄2 inch (strength)
  • c) Both “a” and “b” are wrong
  • d) Both “a” and “b” are right

Question 10

Question
2) Wich of the following cannot be used in helicopters? pg25
Answer
  • a) The pneumatic de-icing boots
  • b) The termal anti-icing system
  • c) The airframe de-icing fluid system
  • d) The electro expulsive de-icing system

Question 11

Question
3) What are the first points to become iced? pg25
Answer
  • a) The leading edge of the tail and fin
  • b) Flaps and spoilers
  • c) The trailing edge
  • d) The engine cowling

Question 12

Question
4) In which consists an ice detection light? pg25
Answer
  • a) A light in the cockpit warns the pilot that there is ice in the wing
  • b) A light that illuminates those parts of the wing that are deemed critical for ice accumulation
  • c) An acoustic alarm that warns the pilot that there is ice in the wing
  • d) No one is correct

Question 13

Question
5) If we talk about an electric motor that rotates a serrated rotor, being the needed torque a function of the amount of ice, we refer to...
Answer
  • a) A serrated rotor ice detector
  • b) A smiths ice detector
  • c) A hot rod ice detector
  • d) An ice detection light

Question 14

Question
6) How does a vibrating rod ice detector work?
Answer
  • a) A vibration frequency drops when ice increases
  • b) A heater breaks the ice
  • c) A vibration frequency drops before the ice increases, preventing it
  • d) High pressures destroy the ice formed

Question 15

Question
7) Which of the following statements is true?
Answer
  • a) In most cases it is the aircraft itself that triggers the lightning when entering a region with intense electrostatic field
  • b) Aircraft accidents caused by lightning are very common
  • c) The basic solution to limit damage to a structure and systems from lighting is to make the whole structure a good electrical conductor
  • d) No one is true

Question 16

Question
8) The triboelectic effect... pg26
Answer
  • a) Occurs when a lightning hits the aircraft
  • b) Happens when certain materials become electrically charged after they come into contact with another different material through friction.
  • c) In aircrafts is important in flying across clouds or in an ambient with particles in suspension
  • d) Both “b” and “c” are right

Question 17

Question
1. Which of the following statements is true? pg26
Answer
  • a) The fuel system must provide an uninterrupted flow of contaminant free fuel regardless of the aircraft’s attitude.
  • b) The gravity center of the aircraft must be preserved even when the fuel is consumed .
  • c) Previous two sentences must met regardless of the aircraft’s attitude.
  • d) Al three statements are true.

Question 18

Question
2. In what concerns about historical fuel systems: pg26
Answer
  • a) First way of feed the engine was by the use of manual pressure.
  • b) Higher performance was related with more complexity.
  • c) Jet engines, being more modern than their piston-engines predecessors, need less fuel.
  • d) Use of under-wing and under-fuselage ventral tanks was less efficient for the range.

Question 19

Question
3. What was the first method used to know the fuel consumption/ remaining? pg27
Answer
  • a) Analog electronics.
  • b) Visual (Fuel tank visible for the pilot flying).
  • c) Digital Electronics.
  • d) Mechanical.

Question 20

Question
4. What were the techniques used to prevent the engine explosion due to fuel tank penetration by enemy fire? pg27
Answer
  • a) Polyurethane reticulated foam installed within the fuel tanks.
  • b) Gaseous Nitrogen Inert system.
  • c) On Board Inert Gas Generation System OBIGGS (separation O2 /N2) .
  • d) Previous three are correct.

Question 21

Question
5. The fuel system has also to ensure safe handling of the engine to prevent (select the WRONG option): pg27
Answer
  • ExcessiveTurbineEntryTemperature(TET).
  • Under-speed.
  • Compressor surge.
  • Excessive acceleration/deceleration.

Question 22

Question
6. JAR 25 rule establishes that: pg27
Answer
  • Each fuel system is able to supply at least 90% of the fuel flow required under each intended operation condition or maneuver.
  • Each fuel system is able to supply at least 95% of the fuel flow required the majorityof operation condition or maneuver.
  • Each fuel system is able to supply at least 100% of the fuel flow required under the majority of operation condition or maneuver.
  • Each fuel system is able to supply at least 100% of the fuel flow required under each intended operation condition or maneuver.

Question 23

Question
7. Select the correct statement about the fuel tanks: pg27
Answer
  • a) To facilitate outboard fuel movement, a number of check valves (non-return valves) are installed along the ribs that form the boundaries between compartments.
  • b) The fuel tanks are normally located in the aircraft fuselage and tail.
  • c) In fighter aircrafts, there are complex shapes due to the lack of volume
  • d) A and C are correct.

Question 24

Question
8. What of the following is not a type of fuel tank? pg28
Answer
  • a) Flexible Tanks
  • b) Rigid Tanks
  • c) External Tanks
  • d) Integral Tanks
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