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Navaid interfaces and autothtottle/autoland

Total questions: 30

Worksheet time: 30mins

Name
Class
Date
1.

What range does VOR operate in?

a)

108-118 MHz VHF

b)

108-118 UHF

c)

108-118 HF

2.

When the pilot needs to do no more than switch on and tune the receiver to an in range station in order to obtain a continuous indication of the bearing to the VOR station on the RMI?

a)

Automatic VOR

b)

Manual VOR

c)

Cone of confusion

3.

What would occur on the RMI in the cone of confusion?

a)

TO/FROM fluctuate severely

b)

Power the RMI off

c)

No effect on the RMI

4.

What angle is the cone of confusion felt at?

a)

40

b)

30

c)

20

5.

What range does the glideslope antenna operate between?

a)

328-335 MHz UHF

b)

328-335 MHz VHF

c)

328-335 MHz HF

6.

What angle above the horizontal does the two signals from the glideslope equal?

a)

3 degrees

b)

4 degrees

c)

5 degrees

7.

How many channels are there is glideslope?

a)

40

b)

50

c)

60

8.

What range does the localiser operate between?

a)

108-112 MHz

b)

108-112 kHz

c)

108-112 Hz

9.

What must be inserted in the NAV system if an indicator is removed for servicing to keep it balanced?

a)

Load resistor

b)

Load capacitor

c)

Load inductor

10.

What channel are the signals from the radio navigation beacon (VOR) sent to?

a)

Roll channel

b)

Pitch channel

c)

Yaw channel

11.

How do you prevent other VOR radials which may confuse the aircraft which cuts off the roll channel for a predetermined period?

a)

Over station sensor circuit

b)

Course error signal

c)

Radio navigation receiver

12.

What height is glideslope flare initiated from the radar altimeter of the pitch computer?

a)

50 ft

b)

5 ft

c)

100 ft

13.

How many discrete inputs and outputs channels are there in a FMS?

a)

128 each

b)

64 each

c)

258 each

14.

What does the FMS select and tunes to in order to constantly update the position and speed of the aircraft?

a)

VOR and DME

b)

IRS/GPS

c)

G/S and LOC

15.

What provides guidance between waypoints of the active flight plan in guidance management of an FMS?

a)

Lateral guidance

b)

Vertical guidance

c)

Diagonal guidance

16.

When can vertical navigation be accomplished in an FMS?

a)

The performance initialization page is complete

b)

Any time

c)

After a pitch command has been entered

17.

On the CDU, where is information stored?

a)

FMC or CMC

b)

CDU

c)

AFDS

18.

When can maintenance pages of the CDU we accessed?

a)

On ground only

b)

On ground or in air

c)

In air only

19.

What data input does the CDU communicate to the FMC via?

a)

ARINC 429

b)

RS 232

c)

RS 442

20.

How frequent is the background data on the map display of an FMC updated?

a)

Every 3 seconds

b)

Every 2 seconds

c)

Every 1 seconds

21.

Limiting the effect of a runaway and allowing enough authority to the control system so that the required flight path may be followed even though the aircraft encounters disturbances are requirements for which system?

a)

Auto land

b)

Auto throttle

c)

Control wheel steering

22.

During auto land, what must the AFCS be capable of?

a)

Warn of passive failure and complete manoeuvre following active or passive failure

b)

Limit the effect of a runaway

c)

Complete manoeuvre following active or passive failure

23.

The ability of a system to withstand a failure without producing excessive deviations from the flight path is called?

a)

Failsafe

b)

Fail operational

c)

Duplicate monitored

24.

What is the system which one failure can occur but leaves the overall system still functioning without causing degradation of performance outside the limits required for automatic landing called?

a)

Failsafe

b)

Fail operational

c)

Duplicate monitored

25.

A system comprising of two or more independent simplex system used collectively, so that in the event of a failure of a system, the remaining system can perform the controlling function is called?

a)

Multiplex

b)

Duplex

c)

Triplex

26.

A fail-operational system of three complete systems or channels, which are interconnected, and together provide continuous control is called?

a)

Triplex

b)

Duplex

c)

Multiplex

27.

A system comprising two systems in parallel and with separate power suppliesis called?

a)

Dual-dual

b)

Duplicate monitored

c)

Duplex system

28.

Land 2 signifies there is dual redundancy of engaged flight control computers, sensors and servos

a)

Fail safe

b)

Fail operational

c)

Non-redundant

29.

Land 3 signifies triple redundancy of power sources, engaged flight control computers, sensors and servos

a)

Fail safe

b)

Fail operational

c)

Non-redundant

30.

What is selected in take off mode for the servo actuators to advance the throttles to obtain the correct N1 value to obtain aircrafts take off speed?

a)

TOGA

b)

GA

c)

Auto throttle