03. 7. ACGA_L01-L09_2017

Descripción

AVIÓNICA Test sobre 03. 7. ACGA_L01-L09_2017, creado por Ismael Vázquez el 28/03/2018.
Ismael Vázquez
Test por Ismael Vázquez, actualizado hace más de 1 año
Ismael Vázquez
Creado por Ismael Vázquez hace alrededor de 6 años
41
4

Resumen del Recurso

Pregunta 1

Pregunta
What is the purpose of cabin pressurization difference? pg29
Respuesta
  • a) Gain weight
  • b) Comfort
  • c) To avoid explosive depressurization
  • d) More oxygen

Pregunta 2

Pregunta
One of the main problems of cabin pressurization is: pg29
Respuesta
  • a) Corrosion
  • b) Fatigue
  • c) Wear
  • d) Impure oxygen

Pregunta 3

Pregunta
Stagnation temperature related to mach in the leading edge: pg29
Respuesta
  • a) Tt= T(1+0,2M2)
  • b) Tt=T(1-0,2M2)
  • c) Tt=T(1+0,2M3)
  • d) Tt=T(1-0,2M3)

Pregunta 4

Pregunta
Subsonic flights needs more _______ and supersonic flights need more ______ PG29
Respuesta
  • a) Warm air/warm air
  • b) Cold air/ cold air
  • c) Cold air/warm air
  • d) Warm air/cold air

Pregunta 5

Pregunta
Ways a cockpit is heated
Respuesta
  • a) Sun
  • b) Avionics
  • c) Cinematically
  • d) All the above

Pregunta 6

Pregunta
The CAU is made up of: pg29
Respuesta
  • a) Cooling turbine
  • b) Water extractor
  • c) Heat exchanger
  • d) All of above

Pregunta 7

Pregunta
There is a water extractor in the CAU to pg29
Respuesta
  • a) Get rid of fog
  • b) Get rid of smoke/fumes
  • c) Eliminate corrosion
  • d) A and C

Pregunta 8

Pregunta
Classification of ignition systems: pg32
Respuesta
  • a) Batery-ignition and magneto-ignition.
  • b) Batery-ignition, magneto-ignition and electronic FADEC.
  • c) Magneto-ignition and electronic FADEC.
  • d) All are false

Pregunta 9

Pregunta
Mark the true:
Respuesta
  • a) The magneto is a type of engine-driven CC generator.
  • b) Aviationonlyusesmagneto-ignition.
  • c) The magneto is a type of engine-driven AC generator.
  • d) All are correct.

Pregunta 10

Pregunta
Types of starting systems: pg32
Respuesta
  • a) Inertia starters and direct cranking electric starter.
  • b) Inertia starter and magneto starter.
  • c) Inertia starters, direct cranking electric starter and battery starter.
  • d) Direct cranking electric starter and battery starter.

Pregunta 11

Pregunta
Mark the false: pg33
Respuesta
  • a) Inertia starters were usually used in old aircrafts.
  • b) Direct cranking electric starter is based on an electric motor.
  • c) Nowadays battery-ignition systems are used in aviation.
  • d) FADEC system is an electronic ignition system with only one moving part.

Pregunta 12

Pregunta
Functions of lubrication system: pg33
Respuesta
  • a) Reduce friction created between the moving parts of the engine.
  • b) Protection for corrosion.
  • c) Heating the engine.
  • d) a) and b).

Pregunta 13

Pregunta
Viscosity: pg33
Respuesta
  • a) Isn’t temperature dependent.
  • b) Doesn’t affect for the lubrication system.
  • c) Balance between thin and thick.
  • d) In the Pour Point begins to solidify.

Pregunta 14

Pregunta
Viscosity:
Respuesta
  • a) The Pour Point is the lowest to temperature for flowing.
  • b) SAE system is a classification according to the oil viscosity.
  • c) There are some oils prepared to work in a larger intervals of temperature called multigrade oils.
  • d) All of them.

Pregunta 15

Pregunta
1. Alternate engines: pg34
Respuesta
  • A) needs a propeller to generate motion
  • B) are internal combustion technology
  • C) produce thrust by themselves
  • D) a and b are correct

Pregunta 16

Pregunta
2. main advantage of the radial distribution of an alternative aviation engine: pg34
Respuesta
  • A) produces more power
  • B) produces more thrust
  • C) is more easily cooled by the air flow
  • D) weighs less

Pregunta 17

Pregunta
3. Which is not a phase of a four-stroke engine pg34
Respuesta
  • A) power
  • B) exaust
  • C) intake
  • D) dispersion

Pregunta 18

Pregunta
4. in the compression phase of a four-stroke engine: pg34
Respuesta
  • A) explosion forces piston down
  • B) air-fuel mixture is drawn in
  • C) piston pushed out burned gases
  • D) air-fuel mixture is compressed

Pregunta 19

Pregunta
5. the valves of an alternative motor pg34
Respuesta
  • A) open and close exactly in bdc and tdc
  • B) they open exactly in the bdc but do not close exactly in the tdc
  • C) they open exactly in the tdc but do not close exactly in the bdc
  • D) open and close but not exactly at the points bdc and tdc

Pregunta 20

Pregunta
6. the moment of ignition pg34
Respuesta
  • A) ensures the minimum pressure on the tdc
  • B) varies with engine speed
  • C) a and b are true
  • D) a and b are false

Pregunta 21

Pregunta
7. the fins on the cylinders of an alternate engine were introduced for pg34
Respuesta
  • A) make the engine more aesthetic
  • B) cooling the engine by reducing the weight
  • C) complementary to liquid cooling
  • D) all of the above are correct

Pregunta 22

Pregunta
8. why engaging an odd number of pistons in radial engines pg34
Respuesta
  • A) to ensure that there is always a piston performing a job
  • B) get more power
  • C) the weight is decreased
  • D) decreases the number of possible engine failures

Pregunta 23

Pregunta
1. ¿What is the most common engine in aviation? pg35
Respuesta
  • a) Two-stroke gasoil.
  • b) Two-stroke gasoline.
  • c) Four-stroke gasoil.
  • d) Four-stroke gasoline.

Pregunta 24

Pregunta
2. Crankcase: pg35
Respuesta
  • a) Light and strong.
  • b) Heavy and big temperature resistance.
  • c) Magnesium alloy.
  • d)Alloy of ( Cr, Ni, Mo).

Pregunta 25

Pregunta
3. Pistons.
Respuesta
  • a) Strong and heat tranferers.
  • b) Strong but not heat transferers.
  • c) Smaller than cylinders
  • d) A and C are correct.

Pregunta 26

Pregunta
4. Pistons rings .pg35
Respuesta
  • a) Same size than pistons.
  • b) They fit into the piston groves but spring out to press against the cylinder wall
  • c) Made of aluminium alloy.
  • d) Used just in radial engines.

Pregunta 27

Pregunta
5. Cylinders. pg35
Respuesta
  • a) Surplus oil retention above the ring.
  • b) Link to transmit forces between the piston and the crankshaft.
  • c) Provide the combustion chamber where the burning and expansion of gases take place.
  • d) Single-piece or multipiece.

Pregunta 28

Pregunta
6. Crankshaft. pg35
Respuesta
  • a) It supports the engine in the airframe.
  • b) It provides mounting face for certain accessorie.
  • c) Transform the reciprocating motion of the piston and connection rod into rotary for rotation of the propeller.
  • d) Nitrided steel alloys to support pressure and hot gases.

Pregunta 29

Pregunta
7. Wrigth’s flyer engine was made in: pg35
Respuesta
  • a) 1907
  • b) 1903
  • c) 1904
  • d) 1901

Pregunta 30

Pregunta
8. About IN LINE cylinders arrangements why was better in "V"?
Respuesta
  • a) Easier manufacture.
  • b) Lower vibration and more compact unit.
  • c) Lower maintenance.
  • d) They produce more power.
Mostrar resumen completo Ocultar resumen completo

Similar

Leyes de Newton
Wladimir Basantes
Leyes de newton
Tomás Súarez
Importancia de una Edificación
Ricardo Avendaño
NAZISMO
laurabv123
Elementos de la Planificación Didáctica
marbe.hav13034
ACCIONES PARA CONVIVIR EN MEDIO DE LAS DIFERENCIAS
flaviotejada2003
06. Static Stability and Adiabatic Processes
Jose Antonio Vazquez
MERCADO DE CREDITO INTERNACIONAL
stefania-camargo
Perfiles, roles y competencias del Psicólogo en el contexto del trabajo
lorena jaramillo
08. Precipitation
Jose Antonio Vazquez
INGENIERÍA MECATRONICA
Ivonne Arango