Aircraft General Knowledge - Instrumentation - ATPL - Airline Transport Pilot license

Question 1

At 50 feet AGL during an auto-land, what happens to the glideslope signal?

Accepted Answer

Is disconnected.

Answer

Is used to flare the aircraft.

Answer

Is factored for range.

Answer

Is used until the nose landing gear touches the ground.

Question 2

The altitude alerting system:

Accepted Answer

Alerts the flight crew upon approaching a pre-selected altitude.

Answer

Generates a signal once the aircraft is steady at the pre-selected altitude.

Answer

Alerts the flight crew in case of an autopilot disengagement.

Answer

Alerts the flight crew in case of ground proximity.

Question 3

An airspeed indicator displays:

Accepted Answer

IAS.

Answer

EAS.

Answer

TAS.

Answer

CAS.

Question 4

A directional gyro is:1- a gyroscope free around two axis 2- a gyroscope free around one axis3- capable of self-orientation around an earth-tied direction 4- incapable of self-orientation around an earth-tied directionThe combination which regroups all of the correct statements is:NB: the degree(s) of freedom of a gyro does not take into account its rotor spin axis.

Accepted Answer

1 - 4

Answer

2 - 3

Answer

2 - 4

Answer

1 - 3

Question 5

VNE is the maximum speed:

Accepted Answer

Which must never be exceeded

Answer

With flaps extended in landing position

Answer

At which the flight controls can be fully deflected

Answer

Not to be exceeded except in still air and with caution

Question 6

A VMO-MMO warning device consists of an alarm connected to:

Accepted Answer

A barometric aneroid capsule subjected to a static pressure and an airspeed sensor subjected to a dynamic pressure.

Answer

A barometric aneroid capsule subjected to a dynamic pressure and an airspeed sensor subjected to a static pressure.

Answer

A barometric aneroid capsule and an airspeed sensor subjected to dynamic pressure.

Answer

A barometric aneroid capsule and an airspeed sensor subjected to a static pressure.

Question 7

The gyromagnetic compass torque motor:

Accepted Answer

Causes the directional gyro unit to precess

Answer

Is fed by the flux valve

Answer

Feeds the error detector system

Answer

Causes the heading indicator to precess

Question 8

In the directional gyro the detection system of the local vertical feeds:

Accepted Answer

A levelling erection torque motor.

Answer

A torque motor on the sensitive axis.

Answer

A nozzle integral with the outer gimbal ring.

Answer

Two torque motors arranged horizontally.

Question 9

In an inertial navigation system (INS), should the platform be displaced from the horizontal, it would oscillate with a period, called Schuler period, of about:

Accepted Answer

84 minutes.

Answer

84 seconds.

Answer

64 seconds.

Answer

24 minutes.

Question 10

The Decision Height (DH) warning light comes on when an aircraft:

Accepted Answer

Descends below a pre-set radio altitude.

Answer

Passes over the outer marker.

Answer

Descends below a pre-set barometric altitude.

Answer

Passes over the ILS inner marker.

Quiz Aircraft General Knowledge - Instrumentation - ATPL - Airline Transport Pilot license

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