#1
What is the most common cause of electrical accidents in the workplace?
Inadequate training
ExplanationLack of proper instruction leads to mishandling.
#2
Which of the following is NOT a recommended action to prevent electrical hazards?
Using damaged electrical cords temporarily
ExplanationDamaged cords increase the risk of accidents.
#3
What does the term 'OHSA' stand for in the context of electrical safety?
Occupational Health and Safety Administration
ExplanationResponsible for workplace safety regulations.
#4
Why is it important to maintain a safe distance from overhead power lines?
To minimize the risk of electric shock or electrocution
ExplanationPrevents contact with high-voltage lines.
#5
What type of electrical hazard is caused by damaged insulation on wires?
Electric shock
ExplanationIncreases the risk of accidental contact.
#6
What does the term 'arc flash' refer to in electrical safety?
A sudden release of energy due to an electrical fault
ExplanationA dangerous discharge resulting from a fault.
#7
Which class of fire extinguisher is suitable for electrical fires?
Class C
ExplanationDesigned to tackle electrical fires safely.
#8
What is the purpose of a 'lockout/tagout' procedure in electrical safety?
To isolate energy sources and prevent accidental startup during maintenance
ExplanationSecures machinery to avoid accidental activation.
#9
Which of the following is NOT a potential consequence of electrical shock?
Headache
ExplanationTypically not a direct result of electrical shock.
#10
What is the purpose of an electrical safety program in the workplace?
To prevent electrical accidents and injuries
ExplanationEstablishes protocols for safe practices.
#11
What does the term 'ground fault circuit interrupter (GFCI)' do?
Prevents electrical shock by cutting off power
ExplanationHalts current flow upon detecting a fault.
#12
Which of the following is a recommended practice for working safely with electricity?
Using metal tools with insulated handles
ExplanationReduces the risk of electric shock.
#13
Which of the following is an example of a 'qualified' person in electrical safety?
A person who has received appropriate training and certification
ExplanationPossesses expertise and certification.
#14
Which of the following is a recommended practice when working with electrical equipment in wet conditions?
Wearing rubber-soled shoes
ExplanationInsulates against potential shocks.
#15
Which of the following is NOT a recommended action during an electrical fire?
Using water to extinguish the fire
ExplanationWater conducts electricity and increases risk.