13095376
Beschreibung
Quiz von Ismael Vázquez, aktualisiert more than 1 year ago
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Erstellt von Ismael Vázquez
vor mehr als 6 Jahre
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Frage 1
Frage
Pneumatics systems are used for:
Antworten
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Environmental control / Air conditioning / Cargo compartment heating
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Ice protection
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Water tank pressurization and toilet waste
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All of the above are correct
Frage 2
Frage
Related to the air bleed system
Antworten
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There must exist an engine bleed air control system to obtain the required pressurized air at any moment
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There must not exist an engine bleed air control system to obtain the required pressurized air at any moment
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It is recommended to have an engine bleed air control system to obtain the required pressurized air at any moment
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None of the above are correct
Frage 3
Frage
How many types of engine bleed systems exist?
Antworten
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Four: Intermediate and High pressure mixed system, Low and High pressure mixed system, High pressure system, Extremely Low pressure system.
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Four: Intermediate and High pressure mixed system, Low and High pressure mixed system, High pressure system, Three flow mixed system.
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Three: Intermediate and High pressure mixed system, High pressure system, Three flow mixed system.
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Three: Intermediate and High pressure mixed system, Low and High pressure mixed system, Extremely High pressure system.
Frage 4
Frage
High Pressure system is normally used in:
Antworten
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Helicopters
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Commercial aviation
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Fighter aircrafts
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Gliders
Frage 5
Frage
Three flow mixed system is normally used in:
Antworten
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Helicopters
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Commercial aviation
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Fighter aircrafts
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Gliders
Frage 6
Frage
Related to Pneumatics security:
Antworten
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Compressor bleedings must have limitation valves
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Bleeding P and T must be the lowest compatible with the system
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A and B are correct
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A and B are incorrect
Frage 7
Frage
The buckling is a phenomenon that appear in (i) structures subjected to (ii) loads
Antworten
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A shutoff valve in each bleeding line must be installed (fire protection)
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Bleeding shutoff valve must NOT be close to the engine
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A and B are correct
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A and B are incorrect
Frage 8
Frage
Related to Pneumatic power systems:
Antworten
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A. Pneumatic power systems are similar to hydraulic power systems but there is no return line.
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B. Pneumatic power systems are very common
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C. Pneumatic power systems are not common
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D. A and C are correct
Frage 9
Frage
What was the problem with the “Harrier I” pneumatic vertical control system?
Antworten
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It didn’t have enough power to take off
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It was too heavy to take off without horizontal speed
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It was impossible to completely decelerate the horizontal speed for landing
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The system was completely manual and required outstanding pilot skills
Frage 10
Frage
What year the first flight with artificial oxygen was?
Antworten
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1902
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1945
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1913
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1964
Frage 11
Frage
What was the problem with the pressurization cabin in the “Comet I”?
Antworten
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Its cabin did not pressurize
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It was really cold above 6500 m
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It was really hot below 6500 m
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The pressure inside the cabin was the surface pressure during all the flight
Frage 12
Frage
One of the advantages of using exhaust gases for the conditioning system is…
Antworten
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It’s easiness
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It has high thermal efficiency
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You get more engine power
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You don´t need a heat exchanger
Frage 13
Frage
. At the beginning, the scientists wanted to have
Antworten
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1 bar of pressure during all the flight
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1 bar of pressure just for take-off
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1 bar or pressure just for landing
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Different pressure values throughout the flight
Frage 14
Frage
. Electronic components’ working range is:
Antworten
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From -40ºC to 90ºC
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From 0º C to 90ºC
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From 40ºC to 90ºC
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From 25ºC to 50ºC
Frage 15
Frage
The combustion heater:
Antworten
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Is perfect for aviation
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Is a cooling system
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Has a fuel consumption of 5 US gal/h
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Is dangerous for aviation
Frage 16
Frage
Maintaining 1 bar of pressure during a flight
Antworten
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A. Presented the problem of explosive decompression
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B. Presented the problem of fatigue as a result of loads cycles (pressures)
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C. Presented the problem of fatigue in the crew
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D. A and B are true
Frage 17
Frage
Related with the lubricant oil, fuel in an aircraft…
Antworten
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It heats up the lubricant oil.
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Has the same temperature than the lubricant fluid.
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It helps to cool the lubricant oil.
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Is not related with the lubricant fluid because they are not combined.
Frage 18
Frage
Normally the fuel system in an aircraft is made to…
Antworten
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Be able to supply at least 75% of the fuel flow required under each intended operation condition or maneouvre.
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Have only one fuel system able to provides fuel to all the engines.
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Be able to supply at least 100% of the fuel flow required under each intended operation condition or maneouvre.
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Be fitted with a main pump that boost the fuel through the system.
Frage 19
Frage
A disadvantage of the rigid tanks is…
Antworten
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That it has t be protected with isolating material.
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That the material can be damaged by the use.
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That the volume of the tank normally is not enough.
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That it needs extra structures that means more weight.
Frage 20
Frage
How works the flame arrestors (parallamas).How works the flame arrestors (parallamas).
Antworten
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Reduce the velocity of propagation ending the combustion.
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Present a metallic barrier that cool the air and reduce the ignition.
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The vapors run away to the atmosphere and the combustion can´t be produced.
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It can´t slow the propagation.
Frage 21
Frage
What is the false answer. The fuel tank is pressurized to:
Antworten
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Prevent evaporation at high altitude.
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Prevent vapor locks.
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Prevent negative differential pressure.
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Reduce the propagation of the combustion.
Frage 22
Frage
What of the next answers is not an operating mode of fuel system
Antworten
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Pressurization.
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Refuel / Defuel.
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Fuel Jettison.
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Fuel distribution.
Frage 23
Frage
What type of sensor use the difference in the dielectric properties of air and fuel.
Antworten
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Ultrasonic sensors
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Capacitance sensors
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Optical level sensors
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Float level sensors
Frage 24
Frage
Related with the pumps that a fuel system could have there are:
Antworten
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Fuel transfer pumps.
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Fuel booster pumps and fuel transfer pumps.
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Fuel booster pumps, fuel transfer pumps and engine feed pumps.
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Fuel multioperation pumps.
Frage 25
Frage
Q1. It is not a characteristic of the heat pipe
Antworten
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High reliability
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Mobile parts
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Transfers heat
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Uses different liquids
Frage 26
Frage
Q2. What statement is true about air distribution
Antworten
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Does not look for a comfortable environment
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Pipes ensure an heterogeneous distribution
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In fighters the air flow is higher and the temperature lower
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None of the above
Frage 27
Frage
Q3. About the cabin noise
Antworten
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The priority is to minimize the layers in the cabin
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A reduction of noise is the main objective
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The noise is not a distraction for the pilot
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We cannot Cancel the noise through headphones
Frage 28
Frage
Q4. About cabin pressure
Antworten
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The maximum safe altitude for pilots without O2 is 25000ft
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Regulation for passengers is 8000ft
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It uses the high altitude pressurization system, located in the nose
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None of the above
Frage 29
Frage
Q5. The pneumatic pressure control system has
Antworten
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Discharge valve
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Cabin pressure controller
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Altittude capsule
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All of them
Frage 30
Frage
Q6. Levels of decompressiom
Antworten
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Explosive
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Slow
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Rare
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Spectacular
Frage 31
Frage
Q7. Solid oxygen candles
Antworten
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Once started they cannot be stopped
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They continue the combustion even underwater
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They work by demand
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All of them
Frage 32
Frage
Q8. The physical states of the oxygen for transportation are (select the INCORRECT):
Antworten
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Liquid
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Gaseous
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Solid
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Chemical
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NO hay incorrecta (la pregunta esta mal)
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