ATPL NAV Exam | Questions with 100% Correct
Answers | Verified | Latest Update 2026
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Terms in this set (95)
What is a wavelength, and how is it Point to point, in Hertz
expressed
Amplitude? Peak to trough
What is an advantage of SSB Single sidebar transmission. Conserves bandwidth
and power
Disadvantage of SSB Requirement for clarification or fine tuning
What surface is the worst for Ice and snow
attenuation
VOR errors AVGAS
Airborne equipment error due installation, 2*
Vertical polarisation, when the receive is banked
out of plane
Ground effect of the station.
Aggregat error (total 5*)
Site/terrain effect
, NDB errors MINTCHAT
Mountain Effect
Interfence (co channel equipment)
Night effect (NDB has less range at night)
Terrain effect (of the NDB station)
Coastal refraction: the signal bends TOWARDS the
coast
Height effect (reduced range at lower alt)
Aircraft quadrantal error: signal bends due to
aircraft components
Thunderstorms
How many feet in one NM 6080
What does ground speed do when Reduces at an increasing rate, then hits zero above
approaching a DME the station
What is an advantage of Doppler Eliminates site effect
VOR
How is the VOR calculated for At the site of th transmitter
magnetic variation
How is the NDB calculated for At the receiver site
magnetic variation
What is the primary advantage of Elimatws clutter due to transponders responding
SSR
How many degrees is one dot on an Half a degree
ILS
Answers | Verified | Latest Update 2026
Save
Terms in this set (95)
What is a wavelength, and how is it Point to point, in Hertz
expressed
Amplitude? Peak to trough
What is an advantage of SSB Single sidebar transmission. Conserves bandwidth
and power
Disadvantage of SSB Requirement for clarification or fine tuning
What surface is the worst for Ice and snow
attenuation
VOR errors AVGAS
Airborne equipment error due installation, 2*
Vertical polarisation, when the receive is banked
out of plane
Ground effect of the station.
Aggregat error (total 5*)
Site/terrain effect
, NDB errors MINTCHAT
Mountain Effect
Interfence (co channel equipment)
Night effect (NDB has less range at night)
Terrain effect (of the NDB station)
Coastal refraction: the signal bends TOWARDS the
coast
Height effect (reduced range at lower alt)
Aircraft quadrantal error: signal bends due to
aircraft components
Thunderstorms
How many feet in one NM 6080
What does ground speed do when Reduces at an increasing rate, then hits zero above
approaching a DME the station
What is an advantage of Doppler Eliminates site effect
VOR
How is the VOR calculated for At the site of th transmitter
magnetic variation
How is the NDB calculated for At the receiver site
magnetic variation
What is the primary advantage of Elimatws clutter due to transponders responding
SSR
How many degrees is one dot on an Half a degree
ILS
