Fire Alarm System QUIZ

  1. Photoelectric light scattering smoke detection is less responsive to smaller particles of combustion?

A) True
B) False

  1. Electric automatic detection equipment for low expansion foam systems, if in hazardous areas, shall be ______

A) Inspected often
B) listed by underwriters laboratories
C) designed expressly for use in such areas
D) tagged for hazardous duty

  1. The difference between the temperature of the air surrounding a fixed temperature thermal detector and the operating temperature of the device itself is called thermal lag?

A) True
B) False

  1. What type or types of conductor can be used in power limited fire protective signaling cables?

A) Solid Copper
B) Bunched tinned copper
C) Solid copper and bunched tinned copper
D) Aluminum

  1. When it comes to code, the word “________” identifies requirements that are mandatory.

A) permitable
B) shall
C) should
D) gots-ta

Answers :

1.Photoelectric light scattering smoke detection is less responsive to smaller particles of combustion

2.designed expressly for use in such areas

3 https://en.wikipedia.org/wiki/Heat_detector

4 NFPA 70 760.179

5 NFPA 72 3.2.6