Lights Flashcards
Visible angle of a white tail nav light
140 degrees
A white nav light viewed in the horizontal plane will be at least
20 Candela
A white steady light is required of at least
3 candelas at the rear and 70 degrees either side of dead astern
Port/stbd nav light rating
5 candela minimum
Cabin fluorescent tubes use
115v ac to tubes via step-up transformers
Minimum output of a red aircraft position light is
5 candela
Angle of a runway turnoff light is
50 degrees
The arc angle of a landing light is
11 degrees
If a row of cabin emergency lights do not work, the fault could be?
The battery unit
In a flashing nav light system, if all lights do not operate, the problem could be?
Relay stuck open
A fluorescent tube contains?
Phosphor coatings, rare gases and mercury vapour
Automatic no smoking sign will illuminate?
When the landing gear is down
Navigation lights are supplied by the following circuit:
Single circuit
The strobe light functions in auto mode automatically turns ON/OFF by a?
Ground sensor associated with landing gear
When an annunciation light is selected to DIM the resistor is in
Series with the light and the transistor is conducting
