Check your employee’s electrical safety knowledge through an electrical safety quiz. Electrical safety quiz answers are given below.
- Which of these can be used as insulating live-line tools for electrical protection.
- (A) Shotgun sticks
- (B) Switch sticks
- (C) Hot sticks
- (D) None of the above
- (E) a, b, and c
2. A Safety Electrical One Line Diagram should be used to ______________ all sources of electrical energy.
- (A) Identify
- (B)Castigate
- (C) Evaluate
- (D) Modify
3. The minimum allowable workspace around electrical equipment is ________ inches deep.
- A) 36
- B) 48
- C) 24
- D) 30
4. OSHA requires the testing of a voltmeter after a voltage test on voltage above______.
- A) 120v
- B) 208v
- C) 277v
- D) 600v
5. One of the three generally recognized hazards of electrical work is____.
- A) Arc Flash
- B) Cuts
- C) Falls
- D) Concussion
6. Gloves used for electrical protection must be electrically tested every____ month.
- A) 3 months
- B) 6 months
- C) 12 months
- D) Never
7. Which of these risks is associated with electricity?
- A) Shock
- B) Fire
- C) Explosion
- D) All of the above
8. What’s the first thing you should do if a co-worker is being electrocuted?
- A) Pull them free of the power source.
- B) Turn off the power source.
- C) Call 911
- D) Alert a foreman
9. GFCI stands for ground fault circuit interrupter.
- A) True.
- B) False.
10. If you’re working in a damp space, what do you need to do?
- A) Mop First.
- B) Elevate the electrical outlets and wiring.
- C) Install and use ground fault circuit interrupter.
- D) Use heaters to dry areas.
11. If you’re servicing an appliance, what’s the first thing you need to do?
- A) Expose the battery or motor.
- B) Test to ensure its de-powered.
- C) Inspect the power lines leading into it.
- D) Remove any batteries
12. What is the name of the practice that involves locking down an electrical device and labeling it so others know who locked it and why?
- A) Lockout/Tagout
- B) Lock and Label
- C) Go and Show
- D)Stop/Gap
13. Ladders can be made from a variety of materials, but what material is best for an electrician’s ladder?
- A) Fiberglass
- B) Wood
- C) Aluminium
- D) All of the above
14. Which one of these would require that a device is replaced or repaired?
- A) Frayed wire
- B) Cracked insulation
- C) Broken plug
- D) All of the above
15. Gloves should be made of what two materials when dealing with electricity?
- A) Cotton and polymers
- B) Leather and rubber
- C) Cotton and rubber
- D) Leather and cotton
16. How is IPE different from PPE?
- A) It’s for higher voltage equipment.
- B) It covers exposed live parts, not workers.
- C) It’s for wet weather work only.
- D) it’s for industrial electrical work.
17. What should you assume about every electrical device when you first start work?
- A) It’s live.
- B) It’s malfunctioning.
- C) It has a short.
- D) It’s wired incorrectly.
18. Why is it a good idea to only work with one hand whenever possible?
- A) Allows for greater accuracy
- B) Easier to work in confined spaces
- C) Reduces shock risk
- D) It’s not a good idea.
19. What do you need to do with a capacitor before working near one?
- A) Remove it.
- B) Ground it.
- C) Inspect it.
- D) Drain it.
20. Do you know the minimum amount of clear working space needed in front of an electrical panel?
- A) 30 inches
- B) 36 inches
- C) 40 inches
- D) 48 inches
21. There are three shock approach boundaries, do you know what they are?
- A) 1st, 2nd, and 3rd
- B) Main, Secondary, Tertiary.
- C) Green, Yellow and Red.
- D) Limited, Restricted and Prohibited
22. What’s the point of grounding?
- A) To provide an alternate path for electricity to get to the ground.
- B) To close a circuit
- C) To break a circuit
- D) To lower the voltage
23. Can you name the correct classification of an electrical fire?
- A) Class E
- B) Class C
- C) Class K
- D) Class A
24. What shouldn’t be stored near electrical panels?
- A) Wood
- B) Combustible liquids
- C) PVC pipe
- D) Magnets
25. Which of these would likely be a lethal current?
- A) 40 milliamperes
- B) 175 milliamperes
- C) 600 milliamperes
- D) 10,000 milliamperes
26. What danger is associated with an arc flash?
- A) Hearing loss
- B) Eye damage
- C) Burns
- D) All of the above
27. How many arc flash PPE categories are there?
- A) 4
- B) 3
- C) 2
- D) 7
28. How many volts must a portable light used in a wet environment operate at?
- A) 25
- B) 15 or more
- C) 12 or less
- D) 5-10
29. How often should you inspect an extension cord?
- A) Monthly
- B) At the end of any job
- C)Every 6 months
- D)Daily before use
30. What kind of tape can be used to repair an extension cord with split insulation?
- A) UL Tape
- B) Electrical Tape
- C) Fibber Tape
- D) None of the above
31. What material do you want to have on your feet when dealing with electricity?
- A) Rubber
- B) Leather
- C) Canvas
- D) Plastic.
32. Which of the following are classified as unsafe acts?
- A) Altering a 3-prong plug to fit a 2-prong outlet
- B) Using a GFCI
- C) Working too close to overhead power lines
- D) A and C
- E) All of the above
33. Like PPE (Personal Protective Equipment), IPE (Insulating Protective Equipment) is also worn on the body.
- A) True
- B) False
34. Which type of electrical-insulating gloves is ozone-resistant?
- A) Type 1
- B) Type 2
35. What is the minimum distance workers must maintain between conductive materials and overhead power lines up to 50 kV.
- A) 10 feet
- B) 20 feet
- C) 30 feet
- D) As far as possible
36.Barriers and insulating covers can protect against_______?
- A) Electrocution hazard
- B) Effects of arc flash or arc blast
- C) Both a and b.
37. The most dangerous place to use electrical equipment is?
- A. indoors.
- B. outdoors.
- C. near water.
- D. near other electrical equipment.
38. You discover the electrical cord on a drill has been damaged and some of the cord’s insulation is missing. You should?
- A. wrap tape around the damaged spot to prevent electrical shocks.
- B. check to see if the drill still works.
- C. tag the drill out of service and notify the department responsible for equipment maintenance.
- D. make sure that the cord does not come in contact with the floor.
39. The earth, water, concrete, and the human body are all conductors of electricity.
- A. True
- B. False
40. The effects of an electrical shock on the body depend upon all of the following except:
- A. current.
- B. path.
- C. duration.
- D. body weight.
41. Injuries from electricity can include which of the following?
- A. Electric shock that may or may not result in electrocution.
- B. falls.
- C. burns.
- D. all of the above.
42. Open knockouts on outlet boxes:
- A. must be reported and repaired as soon as possible.
- B. are permitted by OSHA.
- C. are common because replacing knockouts is expensive.
- D. pose no hazard as the electrical wiring has been rerouted.
43. Flexible cords can be used in the workplace:
- A. as a substitute for permanent wiring.
- B. if they are run behind walls to reduce the chance of abrasion and damage.
- C. if heavy or extra heavy-duty cords are needed for temporary purposes.
- D. if any obvious splices are repaired with electrical tape.
44. It is the responsibility of all employees to understand and use electrical safety every day.
- A. True
- B. False
45. Electrical injuries are commonly caused by:
- A.Unsafe equipment or installations
- B.An unsafe environment
- C.Unsafe work practices.
- D.All of the above
46. __________ Cord and plug equipment should have a three-prong plug or be double insulated.
- A) True
- B) False
47. __________ Only authorized employees are permitted to work on electrical systems and equipment.
- A) True
- B) False
48. __________ Electrical shock can cause damage to tissue, muscle, and internal organs.
- A) True
- B) False
49. If the earth wire is damaged what happened.
- A) The user could get electrocuted if the live wire is also damaged
- B) The appliance won’t work
- C) The appliance will overheat
- D) The appliance will be less environmentally friendly.
50. __________ all electrical equipment before use.
- A. Clean
- B. Inspect
- C. Label
- D. Organize.
Electrical safety quiz answers:
- 1. (E) a, b, and c
- 2. (A) Identify
- 3. D) 30
- 4. D) 600v
- 5. A) Arc Flash
- 6. B) 6 months
- 7. D) All of the above
- 8. B) Turn off the power source.
- 9. A) True.
- 10. C) Install and use ground fault circuit interrupter.
- 11. B) Test to ensure its de-powered.
- 12. A) Lockout/Tagout
- 13. A) Fiberglass
- 14. D) All of the above
- 15. B) Leather and rubber
- 16. B) It covers exposed live parts, not workers.
- 17. A) It’s live.
- 18. C) Reduces shock risk
- 19. D) Drain it.
- 20. A) 30 inches
- 21. D) Limited, Restricted and Prohibited
- 22. A) To provide an alternate path for electricity to get to the ground.
- 23. A) Class E
- 24. B) Combustible liquids
- 25. D) 10,000 milliamperes
- 26. D) All of the above
- 27. A) 4
- 28. C) 12 or less
- 29. D)Daily before use
- 30. D) None of the above
- 31. B) Leather
- 32. A) Altering a 3-prong plug to fit a 2-prong outlet
- 33. B) False
- 34. B) Type 2
- 35. A) 10 feet
- 36. C) Both a and b.
- 37. C. near water.
- 38. C. tag the drill out of service and notify the department responsible for equipment maintenance.
- 39. A. True
- 40. D. body weight.
- 41. D. all of the above.
- 42. A. must be reported and repaired as soon as possible.
- 43. C. if heavy or extra heavy-duty cords are needed for temporary purposes.
- 44. A. True
- 45. D.All of the above
- 46. A) True
- 47. A) True
- 48. A) True
- 49. A) The user could get electrocuted if the live wire is also damaged
- 50. B. Inspect