Electricty, Circuits & Electrical Equipment Quiz
(232).jpg "Electricty, Circuits & Electrical Equipment Quiz")
Play our online quiz to test your knowledge and learn interesting information about electricity, equipment, conductors, electrical injuries, etc.
- 1.Grounding conductors are usually black in colour.
- A.
True
- B.
False
- 2.What should be the cuff length of leather protector gloves worn over rubber insulating gloves while working with electrical parts?
- A.
Same as Rubber insulating Gloves
- B.
Longer than Rubber insulating Gloves
- C.
Shorter than Rubber insulating Gloves
- D.
Non of this
- 3.Only ___________________ workers can repair exposed electrical equipment.
- A.
Insulated
- B.
Protected by PPE
- C.
Qualified and Trained
- D.
Unqualified
- 4.Like PPE (Personal Protective Equipment), IPE (Insulating Protective Equipment) is also worn on the body
- A.
True
- B.
False
- 5.Why are rubber insulating gloves filled with air?
- A.
To conduct air test
- B.
To Make them Lighter
- C.
To see how well they expand
- D.
Non of this
- 6.Which type of fire extinguisher will only make the fire worse?
- A.
Class A
- B.
Class B
- C.
Class C
- D.
Class D
- 7.What is the maximum current level a human can withstand without getting injured?
- A.
1 mA
- B.
15 mA
- C.
100-300 mA
- D.
Option 4
- 8.Avoid damp and wet areas when working with electricity.
- A.
True
- B.
Not True
- 9.Which type of fire extinguisher(s) is or are also acceptable to put out an electrical fire?
- A.
Class B
- B.
Class C
- 10.One of the main functions of personnel protective grounds is to provide a -------------- impedance path for a short circuit
- A.
High
- B.
Low
- C.
Smooth
- 11.The minimum allowable work space around electrical equipment is ________ inches deep.
- A.
30
- B.
46
- C.
28
- D.
36
- 12.OSHA requires the testing of a volt meter after a voltage test on voltage above______.
- A.
120V
- B.
208v
- C.
227v
- D.
600v
- 13.One of the three generally recognized hazards of electrical work is--------------.
- A.
Cuts
- B.
Fall
- C.
Arc Flash
- D.
Concussion
- 14.Gloves used for electrical protection must be electrically tested every--------
- A.
1 Month
- B.
1 Year
- C.
6 Month
- D.
Never
- 15.Electrical injuries are commonly caused by:
- A.
Unsafe equipment or installations
- B.
An unsafe environment
- C.
Unsafe work practices.
- D.
All of the above
- 16.Current flow from hand to hand is called:
- A.
Step potential
- B.
Touch potential
- C.
Amperage
- D.
None of the above.
- 17.Broken or damaged tools should be labeled with DAMAGED DO NOT USE. The instructor should be notified so that the tool may be repaired or replaced.
- A.
True
- B.
False
- 18.Cord and plug equipment should have a three prong plug or be double insulated.
- A.
True
- B.
False
- 19.Which law does not cover the use of electricity at work?
- A.
Health and Safety at Work etc. Act 1974
- B.
The Provision and use of Work Equipment Regulation 1998
- C.
The Management of Health and Safety at work Regulations 1999
- D.
The Electricity at Work Regulation 1989
- 20.Grounding conductors are usually in color
- A.
Red
- B.
Blue
- C.
Green
- D.
Black
- 21.Which one of the following would be classified as an explosive atmosphere?
- A.
The area near a fuel tank
- B.
The area under a power line
- C.
An office
- D.
A garden
- 22.What are the minimum distance workers must maintain between conductive materials and overhead Power Lines up to 50kv
- A.
10 feet
- B.
20 feet
- C.
30 feet
- D.
As far as possible
- 23.Which of these can be used as insulating live-line tools for electrical protection?
- A.
Shotgun Sticks
- B.
Switchsticks
- C.
Hotsticks
- D.
All of the above
- 24.Who is allowed to open live electrical panels?
- A.
Any Ships engineer
- B.
A qualified electrical person
- C.
A qualified electrical person wearing appropriate PPE
- 25.In which circumstances are contact with electricity most likely to be harmful
- A.
Touching a 24 V dc battery terminal with hand
- B.
Using a faulty 110v ac power tool in a damp environment
- C.
Using a faulty 110v ac power tool with RCD
Questions: 10 | Attempts: 42056 | Last updated: Jan 4, 2021
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