Radio Navigation - ATPL - Airline Transport Pilot license

Question 1

In relation to Area Navigation Systems (RNAV), which of the following is an Air Data input?

Accepted Answer

True airspeed

Answer

VOR/DME radial/distance

Answer

Inertial Navigation System (INS) position

Answer

Doppler drift

Question 2

Given: Course Deviation Indicator (CDI) for a VOR is selected to 090°. From/To indicator indicates 'TO'. CDI needle is deflected halfway to the right. On what radial is the aircraft?

Accepted Answer

275

Answer

085

Answer

265

Answer

095

Question 3

In the NAVSTAR/GPS satellite navigation system, receiver clock error:

Accepted Answer

Can be minimised by synchronisation of the receiver clock with the satellite clocks

Answer

Is the biggest part of the total error

Answer

It cannot be corrected

Answer

Is corrected by using signals from four satellites

Question 4

In Mode A/C Secondary Surveillance Radar (SSR), the transponder reply code is transmitted as a sequence of:

Accepted Answer

Pulses.

Answer

Amplitude differences.

Answer

Frequency differences.

Answer

Phase differences.

Question 5

An aircraft, at FL 410 is passing overhead a DME station at mean sea level. The DME indicates approximately:

Accepted Answer

6.8 NM

Answer

6.1 km

Answer

6.1 NM

Answer

6.8 km

Question 6

According to ICAO 8168, what is regarded as the maximum safe deviation below the glide path during ILS approach?

Accepted Answer

Half scale deflection.

Answer

Three quarter scale deflection.

Answer

One quarter scale deflection.

Answer

Full scale deflection.

Question 7

A DME in tracking mode subsequently experiences a reduction in signal strength will switch the equipment in the first instance to:

Accepted Answer

Memory mode

Answer

Signal controlled search

Answer

Standby mode

Answer

Search mode

Question 8

Instrument Landing Systems (ILS) Glide Paths provide azimuth coverage (i)..... ° each side of the localiser centre-line to a distance of (ii).... NM minimum from the threshold.

Accepted Answer

(i) 8 (ii) 10

Answer

(i) 5 (ii) 8

Answer

(i) 35 (ii) 25

Answer

(i) 25 (ii) 17

Question 9

Which one of the following correctly lists the major ground based components of a Microwave Landing System (MLS)?

Accepted Answer

Separate azimuth and elevation transmitters, DME facility

Answer

Separate azimuth and elevation transmitters, outer and middle marker beacons

Answer

Combined azimuth and elevation transmitter, outer and inner marker beacons

Answer

Combined azimuth and elevation transmitter, DME facility

Question 10

The rate of descent required to maintain a 3.25° glide slope at a groundspeed of 140 KT is approximately:

Accepted Answer

760 fpm

Answer

850 fpm

Answer

700 fpm

Answer

670 fpm

Exam questions Radio Navigation - ATPL - Airline Transport Pilot license

ATPL - Airline Transport Pilot license: Radio Navigation 10 Questions no time limit

Exam questions Radio Navigation - ATPL - Airline Transport Pilot license

ATPL - Airline Transport Pilot license: Radio Navigation 10 Questions no time limit

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