Practice Quiz #3

Question 1

What is the principle of operation of the continuous-loop fire detector system sensor?

Answer 1

Core resistance material which prevents current flow at normal temperatures.

Question 2

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

Answer 2

A bimetallic thermoswitch that closes when heated to a high temperature.

Question 3

The most satisfactory extinguishing agent for an electrical fire is

Answer 3

carbon dioxide.

Question 4

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

Answer 4

Kidde continuous-loop.

Question 5

COLD SECTION:

Answer 5

1. This section would include the inlet, compressor(s), diffuser and
   accessory sections and cowling adjacent to

a. Example: Might trigger alarm at 200° to 300° F

Question 6

HOT SECTION:

Answer 6

2. This section would include the combustor, turbine, exhaust and
   cowling adjacent to
   a. Example: Might trigger alarm at 300° to 1200° F

Question 7

Requirements for fire/overheat sensing and detection systems for turbine engines, § FAR 121

Answer 7

Overheating detection

Question 8

FAR 27

Answer 8

rotocraft engine fire protection

Question 9

25

Answer 9

requirements for aircraft design