Practice Quiz #1 Flashcards

1
Q

The fire detection system that uses two wires imbedded in a ceramic core within a tube is the

A

Kidde system

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2
Q

Why does one type of Fenwal fire detection system use spot detectors wired in parallel between two separate circuits?

A

So that a single fault may exist in the system without sounding a false alarm.

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3
Q

The most satisfactory extinguishing agent for an electrical fire is [2]

A

CO2

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4
Q

Which of the following fire detection systems uses heat in the normal testing of the system? [2]

A

The thermocouple system and the Lindberg system.

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5
Q

What retains the nitrogen charge and fire-extinguishing agent in a high rate of discharge (HRD) container?[2]

A

Breakable disk and fusible disk.

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6
Q

What is the function of a fire detection system?

A

To activate a warning device in the event of a powerplant fire.

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7
Q

Which of the following is the safest fire-extinguishing agent to use from a standpoint of toxicity and corrosion hazards?

A

Bromotrifluoromethane (Halon 1301).

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8
Q

Which statement best describes the blowout type indicator disk on a fixed fire extinguishing system?

A

When the yellow indicator disk is missing, it indicates the fire extinguishing system has been normally discharged.

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9
Q

A fuel or oil fire is defined as a

A

class B fire.

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10
Q

How is the fire-extinguishing agent distributed in the engine section?[2]

A

Spray nozzles and perforated tubing.

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11
Q

After a fire is extinguished, or overheat condition removed in aircraft equipped with a Systron-Donner fire detector, the detection system

A

automatically resets.

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12
Q

Which of the following fire detection systems are commonly used in an engine nacelle? X

A

Kidde continuous-loop.

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13
Q

For fire detection and extinguishing purposes, aircraft power plant areas are divided into fire zones based on X

A

the volume and smoothness of the airflow through engine compartments.

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14
Q

A continuous-loop fire detector is what type of detector?X

A

Overheat detector.

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15
Q

What is the operating principle of the spot detector sensor in a fire detection system?X

A

A bimetallic thermos switch that closes when heated to a high temperature.

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16
Q

Two continuous-loop fire detection systems that will not test due to a broken detector element are the

A

Kidde system and the Fenwal system.