VOR & ENR

Question 1

A radial is done from tower perspective?

True/False

Answer 1

True

Question 2

Given the following:
OBS 240°
CDI: Centre
Flag: To
What is the HDG required to intercept the 250° radial at 30°?

Answer 2

HDG required = 220°

ONE NOTE: Intercepts with VOR

Question 3

Given the following:
OBS 080°
CDI: Centre
Flag: from
What is the HDG required to intercept the 070° radial at 30°?

Answer 3

HDG required = 040°

(ONE NOTE: intercepts with VOR

Question 4

What is the range of the VOR?

Answer 4

• dependant on altitude

- AIP GEN 1.5-09

Question 5

What is ground station error (VOR)

Answer 5

A systematic error with the installation of the ground station usually +/- 2°

Question 6

What is site effect error? (VOR)

Answer 6

Errors due topographical features- these must be less than +/- 3°

Question 7

What is Terrain Effect error? (VOR)

Answer 7

A ripple like effect that may cause oscillations

Question 8

What is Airborne Equipment Error (VOR)

Answer 8

Caused by components installed in the aircraft - usually +/- 2°

Question 9

How can a pilot learn to expect scalloping or not with a VOR?

Answer 9

located in the ERSA e.g - Broken HIll