WorksheetsWorkshop Safety
Total questions: 10
Worksheet time: 10mins
Why is overloading electrical plugs considered dangerous practice?
It can cause short circuits.
It can overheat and cause fire.
It can cause electrical shock.
it can be a tripping hazard.
Which of the following is NOT a part of the electrical power distribution network?
Step-down transformers.
Electrical substations.
Steam turbines.
Power lines.
Which of the following determines the severity of an electrical shock?
Amount of current flowing in Amps.
Duration of the current flow.
Path of the current trough the body.
All of the above.
What is the classification of electrical equipment fires under the American NFPA system?
Class A
Class C
Class D
Class K
What are the combustible materials in Class B fires according to the American NFPA classification?
Paper and textile.
Flammable liquids.
Cooking oils and fats.
Wood and coal.
Which type of fire extinguisher is best suited for putting out paper or plastic fires?
Water
Foam
Wet chemicals
Carbon dioxide
What is the best case use of the CO2 fire extinguisher?
Burning paper.
Heavy oil fire.
Electronic equipment fire.
Commercial kitchen fire.
Which of the following should NOT be worn in the workshop during practical tasks?
Safety shoes.
Loose clothes and ties.
Watches and jewelry.
Hearing protection.
What type of lab safety signs uses yellow triangle with black writing?
Mandatory
Warning
Prohibition
Fire
Which type of fire extinguisher should not be used in confined spaces?
Water
Foam
Dry powder
Carbon dioxide (CO2)
