Basic 3

Question 1

Sun Down Frequency

Answer 1

• Frequency Down: 5649 kHz

Question 2

Magnetic Bearing =

Answer 2

Relative Bearing + Magnetic Heading

Question 3

Modify terminal info during PBN

Answer 3

• ATC clearance

Question 4

Single Side Band SSB used in:

Answer 4

• HF two-way communication
• HF volmet

Question 5

frequency = speed of light / wavelength

Answer 5

-> wavelength = speed of light / frequency

Question 6

NDB at night

Answer 6

Range Increase Accuracy Decrease

Question 7

NDB is used as an instrument approach for airports and offshore platform:

Answer 7

+/- 5 degrees ADF
+/- 2 degrees VDF

Question 8

Quadrantal error + Scalloping + Night effect + Costal effect

Answer 8

Quadrantal error (NDB)
Scalloping (VOR)
Night effect (ADF)
Costal effect ( NDB signals bends when crossing the shore line)

Question 9

ILS + VOR

Answer 9

ILS مفرد
VOR مجوز

Question 10

2 beams AWR?

Answer 10

• CONICAL pencil beam => scan FAR
• COSECANT squared beam => scan CLOSE

Question 11

2 modes AWR?

Answer 11

• Weather => conical pencil beam (clouds are far)
• Mapping => cosecant squared beam (50-60 NM, ahead) OR conical pencil beam (long range)

Question 12

Fixed Radius Transition (FRT) -

Answer 12

used with en-route procedures.

Question 13

RNAV 10 -

Answer 13

oceanic

Question 14

RNAV 5 -

Answer 14

enroute/arrival

Question 15

RNAV 2 -

Answer 15

enroute/arrival/departure

Question 16

RNAV 1 -

Answer 16

arrival/departure

Question 17

RNP4 -

Answer 17

oceanic

Question 18

RNP2 -

Answer 18

enroute

Question 19

Glide path provides guidance down to:

Answer 19

• 100ft (CAT I)
• 50ft (CAT II)
• 0ft (CAT III)

Question 20

A1A =

Answer 20

BFO

Question 21

A2A =

Answer 21

ADF