Electrical Safety Quiz Answers
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Here are the answers:
1. One of the three generally recognized hazards of electrical work is____.- A) Cuts
- B) Shock
- C) Falls
- D) Infection
2. Gloves used for electrical protection must be electrically tested every____.
- A) 12 months
- B) Never
- C) 6 months
- D) 3 months
3. Electrical safety equipment should be visually inspected_______.
- A) Prior to use
- B) Daily
- C) Monthly
- D) Weekly
4. OSHA 29 CFR 1910.147 is not adequate for electrical lockout.
- A) Sometimes
- B) False
- C) True
- D) Innocuous
5. Which is the "Can't Let Go" range of current flow?
- A) 1-3 ma
- B) 3-9 ma
- C) 9-25 ma
- D) 25-60 ma
6. Which organization is NOT a source of regulations or standards?
- A) NIOSH
- B) OSHA
- C) NFPA
- D) IEEE
7. Which is not a main factor in accidents?
- A) Employee
- B) Equipment
- C) Environment
- D) Employer
8. What is the voltage rating on a Class 00 rubber-insulating glove?
- A) 120v
- B) 277v
- C) 480v
- D) 500v
9. Unqualified persons may not approach an overhead line energized at 4,160v closer than_____.
- A) 3 m
- B) 10 ft
- C) 6 ft
- D) 3 ft, 6 in
10. NFPA 70E requires the the testing of a volt meter before and after a voltage test on voltage above _______.
- A) 50v
- B) 120v
- C) 600v
- D) 208v
11. Which Subpart of OSHA 29 CFR1910 addresses electrical safety?
- A) V
- B) U
- C) T
- D) S
12. Which NFPA standard provides safe work procedures?
- A) 70
- B) 70B
- C) 70E
- D) All the above
13. Work performed on an electrical system within reaching distance of energized components is________work.
- A) Energized
- B) Safe
- C) Essential
- D) Unavoidable
- A) 1
- B) 2
- C) 3
- D) 4
15. The secondary of a current transformer must never be ____________ while energized.
- A) Opened
- B) Shortened
- C) Examined
- D) Grounded
16. Rod and pipe grounding electrodes must be at least _____feet in length.
- A) 6
- B) 8
- C) 10
- D) 12
17. The minimum allowable workspace around electrical equipment is ________ inches wide.
- A) 30
- B) 36
- C) 48
- D) 24
18. The grounded circuit conductor (neutral) should be bonded to the equipment ground on the _______side of the service.
- A) Left
- B) Right
- C) Line
- D) Load
19. When installing or removing breakers from a cubicle, the breaker must be in the __________ condition.
- A) Pristine
- B) Charged
- C) Closed
- D) Open
20. Which hazard/s can be present around a bank of batteries?
- A) Shock
- B) Acid burn
- C) Explosion
- D) All of the Above