11.14 - Lights Flashcards

(11 cards)

1
Q

If a retractable landing light is switched on but it fails to extend, what happens?

A

The lamps do not illuminate unless it is fully extended

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2
Q

Why are the tungsten filaments in incandescent lamps wound into a spiral?

A

To minimise heat loss

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3
Q

What is the function of storm lighting?

A

To increase the cockpit lighting to maximum brightness during storm conditions

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4
Q

What is the source for aircraft emergency lights?

A

Battery packs installed in the emergency light unit

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5
Q

Which factor determines the colour of the light from a gas discharge lamp?

A

The type of gas in the tube

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6
Q

What is the difference between the start power and the rated power of a landing system?

A

The start power is approximately 15 times greater than the rated power

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7
Q

Which colour is the right navigation light?

A

Green

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8
Q

What lights are mandatory lights?

A

Landing, anti collision and navigation

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9
Q

What is used in a strobe light to charge and dissipate in the form of light?

A

Capacitors

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10
Q

What does the material used in an LED effect?

A

Change the colour of the light

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11
Q

How long will the batteries be able to keep lights powered for?

A

10 mins

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