Cabin Window Lighting Circuit Quiz
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Questions and Answers

What type of lighting is used to illuminate passenger advisory signs according to the text?

  • Neon lighting
  • Fluorescent lighting
  • Incandescent lighting (correct)
  • LED lighting
  • How are the passenger advisory sign letterings made visible to passengers?

  • Through electroluminescent lighting
  • By direct sunlight reflection
  • By cutting out the lettering from an opaque cover (correct)
  • Through neon lighting effects
  • Under what circumstances do some aircraft have automatic control of passenger advisory signs?

  • During takeoff
  • In case of cabin decompression (correct)
  • When passengers are boarding
  • During turbulence
  • What triggers the illumination of passenger advisory signs according to the text?

    <p>Landing gear lever in the down position</p> Signup and view all the answers

    What happens when any of the passenger advisory signs (except the lavatory occupied) are illuminated?

    <p>An audio tone sounds over the PA system</p> Signup and view all the answers

    How are passenger advisory signs controlled on aircraft?

    <p>By flight crew switches on the flight deck</p> Signup and view all the answers

    What happens when the runway turnoff switches are in the on position?

    <p>28-V AC goes to the lights</p> Signup and view all the answers

    What occurs when the nose gear taxi light switch is in the dim position and the nose gear is down and locked?

    <p>The nose gear taxi light produces a dim light</p> Signup and view all the answers

    In what position does the nose gear light produce a bright light?

    <p>Bright position</p> Signup and view all the answers

    When the nose gear taxi light switch is in the dim position and the nose gear is down and locked, what voltage goes across the transformer?

    <p>115-V AC</p> Signup and view all the answers

    What happens when the runway turnoff switches are off?

    <p>28-V AC goes to the lights</p> Signup and view all the answers

    Which switch controls the nose gear taxi light?

    <p>The nose gear taxi light switch</p> Signup and view all the answers

    What components are involved in the lavatory occupied-vacant sign circuit?

    <p>Circuit-breaker, switch, lights, and micro switch</p> Signup and view all the answers

    How is the lavatory occupied sign illuminated?

    <p>When the passenger locks the door</p> Signup and view all the answers

    What function does the plunger serve in the lavatory lighting circuit?

    <p>Strikes against the micro switch in the door jamb</p> Signup and view all the answers

    Where might you find a master switch for passenger reading lights?

    <p>On the flight attendant panel</p> Signup and view all the answers

    How are some aircraft reading lights controlled?

    <p>Through electronic modules under the seats</p> Signup and view all the answers

    What triggers the illumination of lavatory interior lighting?

    <p>Plunger striking against micro switch in door jamb</p> Signup and view all the answers

    What is the purpose of post/pillar lights in an aircraft?

    <p>To provide additional lighting when there is insufficient light from other sources</p> Signup and view all the answers

    How are post/pillar lights adjusted to ensure proper illumination?

    <p>By turning the hood through 360 degrees</p> Signup and view all the answers

    What material is used to make trans-illuminated panels in aircraft?

    <p>Transparent plastic painted with translucent white and opaque black or grey</p> Signup and view all the answers

    How do trans-illuminated panels display inscriptions like 'pilot's panel lights'?

    <p>Light shines through engraved inscriptions</p> Signup and view all the answers

    Which component controls the dimming of trans-illuminated panels in the cockpit?

    <p>Dimmer unit controlled by switches</p> Signup and view all the answers

    Where do trans-illuminated panels find most common usage in an aircraft's cockpit?

    <p>To display system controls and switching</p> Signup and view all the answers

    What is the purpose of amber caution lights in an aircraft?

    <p>To indicate a system abnormality requiring corrective action by the flight crew</p> Signup and view all the answers

    How can amber caution lights be cancelled in an aircraft?

    <p>Pressing the master switch light</p> Signup and view all the answers

    What type of condition do red warning lights alert the crew to in an aircraft?

    <p>Unsafe conditions</p> Signup and view all the answers

    When are master warning lights activated in an aircraft?

    <p>When a warning condition occurs</p> Signup and view all the answers

    What is the main fault typically found in aircraft lighting systems?

    <p>Bulb failure</p> Signup and view all the answers

    Why is it important to check that all bulbs are working in a multi-bulb lighting system before further troubleshooting?

    <p>To eliminate simple bulb failures as potential issues</p> Signup and view all the answers

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