ST202-M
Electrical Safety Quiz
Test your knowledge about electrical hazards, safety standards, and fire prevention with our comprehensive quiz!
Whether you're a safety officer, a student, or just someone interested in fire safety, this quiz will help you:
- Understand critical safety features
- Learn about flammable materials
- Identify potential hazards in various environments
All of the following are common electrical hazards that can result in fire ignition sources except:
Arcing
Conduction
Short circuit
Ground failure
According to the handout, combustible liquid has flash point
Below 100C
Above 100C
At 100C
Boiling point is the temperature at which the vapour pressure is equal to the standard sea-level atmospheric pressure
True
False
Which of the following are safety Features of an approved safety cabinet
Maximum capacity of 5 gallons
Spring closing lid
Spout cover
All of the above
The minimum temperature at which a liquid gives off vapor in sufficient concentration to form an ignitable mixture with air is known as:
Upper explosive limit
Lower explosive limit
Flash point
Ignition temperature
Locations with hazardous combustible dust according to NEC is classified as.
Class II
Class IIA
Class IB
Class III
All the following is a safety features of an approved storage cabinet, except
A self-closing doors
Venting
Steel construction
Spout cover
.........reduces visibility and irritates eyes and lungs on an escaping occupants of a building under fire
Fire
Smoke
Fire gases
Heat
Class III NFPA classification system correspond to which category of GHS.
Category 1
Category 2
Category 3
Category 4
Some of the common reasons for variety of electrical fire problems in the workplace is as a result of:
Poor maintenance
Improper installation
All of the above
Improper use of equipment
The primary loss of life in a fire is due to the toxic fire gases.
True
False
Combustion can also be defined as an endothermic chemical reaction between some substance and oxygen
True
False
Carbon dioxide is low in toxicity and is not normally considered a significant toxin in smoke.
True
False
The electromagnetic waves associated with a fire are typically in the ultraviolet region, with only a small fraction emitted in the visible light.
True
False
Locations with hazardous flammable gases or vapors according to NEC is classified as.
Class II
Class I
Class III
Locations with hazardous ignitable fibers or flying's according to NEC is classified as.
Class II
Class III
Class I
The boiling point of a substance is the temperature at which it changes state from gas to liquid throughout the bulk of the liquid.
True
False
When a flammable or combustible liquid is involved in a fire, it is the vapor over the surface of the liquid that burns.
True
False
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