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Fire Inspector > Fire Protection Systems And Equipment > Flashcards

Fire Protection Systems And Equipment Flashcards

1
Q

How many temperature classification categories are there for sprinkler heads?

A. 3
B. 5
C. 7
D. 9

A

C. 7

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2
Q

The amount of water and the velocity at which the water is distributed are highly dependent on a sprinkler’s:

A. Orifice size
B. Orientation
C. Location
D. Temperature rating

A

A. Orifice size

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3
Q

The component of a sprinkler system that prevents water from backing up into the system is the:

A. Riser
B. Main control valve
C. Waterflow alarm
D. Check valve

A

D. Check valve

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4
Q

Identify two classes of dry chemicals approved for use as extinguishing agents.

A. CO2
B. Salts of potassium
C. Halon 1311
D. Foam
E. Sodium bicarbonate
A

B. salts of potassium

E. Sodium bicarbonate

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5
Q

The type of extinguishing agent that is no longer in production is:

A. CO2
B. Halon
C. Dry powder
D. Dry chemical

A

B. Halon

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6
Q

The extinguishing agent least likely to leave a residue after it has been used is:

A. Foam
B. Sodium bicarbonate
C. Dry chemical
D. CO2

A

D. CO2

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7
Q

Hose connections for Class I standpipe systems must have a:

A. Single 1 1/2 inch (38mm) hose connection
B. Double 1 1/2 inch (38mm) hose connection
C. Single 2 1/2 inch (65mm) hose connection
D. Combination of a single 1 1/2 inch (38mm) and a single 2 1/2 inch (65mm) hose connection.

A

C. Single 2 1/2 inch (65mm) hose connection

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8
Q

______ fire alarm system is one connected to a municipal fire alarm system for transmitting an alarm to the public fire service communication center.

A. An auxiliary
B. A remote
C. A central
D. A proprietary

A

A. An auxiliary

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9
Q

All components of a fire alarm system are connected to and monitored by the system’s:

A. Notification appliance.
B. Auxiliary device
C. Control panel
D. Sprinkler orifice

A

C. Control panel

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10
Q

In heat detectors, signals are sent as the result of:

A. Circuits opening only
B. Circuits closing only
C. Circuits either opening or closing, depending on the detector’s design.
D. Water flow through a sprinkler

A

C. Circuits either opening or closing, depending on the detector’s design.

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11
Q

_______ smoke detector uses a small amount of radioactive material in the sensing chamber.

A. A light obscurantism
B. A light scattering
C. A photoelectric
D. An ionization

A

D. An ionization

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12
Q

The most common type of combination detector is a:

A. Smoke/ultraviolet detector
B. Rate-of-rise/fixed temperature detector
C. Photoelectric/infrared detector
D. Photoelectric/flame detector

A

B. Rate-of-rise/fixed temperature detector

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13
Q

______ detector will cause an alarm to sound whenever the rate of temperature rise exceeds about 15 degrees per minute.

A. A rate of rise
B. A rate compensation
C. A fixed temperature
D. An ionization

A

A. A rate of rise

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14
Q

Portable fire extinguishers with a rating of 2-A, 40-B:C can be used on:

A. Ordinary combustibles, kitchen fires, and flammable metals
B. Combustible metal fires only
C. Extra hazard areas only
D. Ordinary combustibles, flammable liquids, and energized electrical equipment.

A

D. Ordinary combustibles, flammable liquids, and energized electrical equipment.

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15
Q

A Class K extinguisher is used to protect a hazard involving:

A. Flammable metals
B. Combustible metals
C. Ordinary combustibles
D. Combustible cooking media

A

D. Combustible cooking media

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16
Q

The numeric rating on a Class A fire extinguisher denotes the:

A. Relative size of fire it can extinguish
B. Size of the canister
C. NFPA manual governing its use
D. Type of fire it can be used on.

A

A. Relative size of fire it can extinguish

17
Q

What are the five classes of fire extinguishers

A

Class A, B, C, D, and K

18
Q

The type of fire extinguisher that can handle the largest Class A fire would be rated:

A. 1-A
B. 40-A
C. 80-A
D. 100-A

A

B. 40-A

19
Q

Three bays at Randy’s Speedee Oil facility into a 6- by 9- foot (2x3 m) oil-overflow catch tank.
The size of fire extinguisher an untrained Speedee Oil technician should use to put out a fire in the catch tank would be rated at:

A. 14-B
B. 36-B
C. 46-B
D. 54-B

A

D. 54-B

20
Q

Match each fire extinguisher with the fire for which it should be used

A. Canister of titanium. Class A
B. Box of laser printer paper. Class B
C. Deep Fat Fryer. Class C
D. 9-amp electric motor. Class D
E. Gasoline. Class K

A 
A.  Class D
B. Class A
C. Class K
D. Class C
E. Class B
21
Q

Portia Cole Construction Company has an air conditioned foreman’s trailer that they leave at every job site to serve as an office. The office has two desks, paper documents, a phone/fax, one computer, a coffee maker, a compact refrigerator, and a printer copier.

The multiple rating fire extinguisher that would work best to control possible fiercest in the trailer would be on that is rated at:

A. 10-B:C
B. 6-B:K
C. 4-A, 10-B:C
D. 5-A:D

A

C. 5-A:D

22
Q

What are five basic configuration of initiating devices:

A 
Heat
Smoke
Flame
Manual Pull Stations
Combination
23
Q

What three different principles can heat detectors operate.

A

A. Fixed Temperature
B. Rate compensation
C. Rate-of-rise

24
Q

The signaling system that is unique to fixed temperature detectors uses:

A. Glass bulbs filled with solvents
B. A flexible diaphragm
C. Bimetallic strips
D. Thermoelectric sensors

A

A. Glass bulbs filled with solvents

25
Q

Two types of air sampling smoke detectors are:

A

Cloud chamber and pipe system

26
Q

A flame detector is the least effective type of detector for:

A. A rapidly spreading fire
B. A fire caused by an explosion
C. An electrical fire
D. A smoky smoldering fire

A

D. A smoky, smoldering fire

27
Q

All of the following are combination detectors EXCEPT:

A. Infrared and ultraviolet.
B. Fixed temperature and rate-of-rise.
C. Manual pull and automatic.
D. Heat and smoke.

A

C. Manual pull and automatic

Fire Inspector (5 decks)

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