(1) TB 42- Smoke Detectors

Question 1

According to a study, ______ (ionization or photoelectric?) detectors are more reliable in warning against the hazards of visible smoke build-up from the slow SMOLDERING FIRES so common to residential occupancies.

These detectors appear to be LESS PRONE to NUISANCE ALARMS.

Answer 1

Photoelectric

Question 2

Smoke Detectors are approved to give an area of coverage equivalent to a _________.

Answer 2

25ft diameter

Question 3

Smoke detectors:
Ionization or photoelectric?
_____ detectors are more sensitive to SMOLDERING fires, and _____ detectors are more sensitive to FLAMING fires.

Answer 3

1. Photoelectric
2. Ionization

Question 4

What are the two types of smoke detectors?

Answer 4

Photoelectric and ionization

Question 5

Six out of ten fatal home fires start between ____ p.m. and _____ a.m.

Answer 5

9:00pm and 6:00am

Question 6

All detectors, whether they are ionization or photoelectric, can be powered by?

Answer 6

either batteries or house current.

(our Ordinance maximizes the requirement for permanently wired detectors in all multiple-dwelling occupancies.)

Question 7

Mounting Locations for smoke detectors:

Answer 7

-Each bedroom and in the hallway or area giving access to the bedroom

-In a multi-story dwelling on each level at the top of the stairway

Question 8

In MOST smoke detector installations, whether battery or hard-wired, the detectors ______ (are/are not?) linked together and operate independently.

Answer 8

are not

Question 9

In order to shy away from wall heaters, kitchens, or other heat-producing appliances, a detector could be moved _____ft away from the bedroom door and still be protecting the area giving access to the bedroom.

Answer 9

12.5 ft

Question 10

Current law in the ________ now require smoke detectors in new homes at time of construction and in existing homes at the time of sale.

Answer 10

-Building Codes

-Fire Codes

(Existing apartment hotels and hotels over 75 feet in height require smoke detectors)

Question 11

Fire is the _______ leading cause of accident death in the United States

Answer 11

Third

Question 12

National statistics from the U.S. Fire Administration indicate that most battery-type detectors become inoperative due to ___________.

Answer 12

dead batteries or batteries removed and not replaced.

Question 13

Only smoke detectors approved by the _________ can be sold or installed in California.

Answer 13

California State Fire Marshal

Question 14

Most smoke detector units may be mounted either on the CEILING or on the WALL.

Test of the two types of mounting show there is ________ (a difference/no difference?) in their effectiveness

Answer 14

no difference