Electrical Safety and Regulations - JSS2 Basic technology Past Questions and Answers - page 1
1
What is a crucial safety precaution when working with electricity?
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A
Using rusty tools
B
Wearing insulated gloves
C
Working alone
D
Ignoring power switches
2
When should circuits be de-energized before maintenance work?
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A
Never
B
After completing work
C
Only during peak hours
D
Before starting work
3
Which standard sets guidelines for safe installation of electrical systems?
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A
National Electrical Code (NEC)
B
International Building Code (IBC)
C
Environmental Protection Agency (EPA)
D
Occupational Safety and Health Administration (OSHA)
4
What does OSHA regulate concerning electrical safety?
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A
Industrial waste disposal
B
Workplace lighting levels
C
Electrical hazards
D
Software development
5
What should be checked before using electrical equipment?
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A
Ambient temperature
B
Equipment colour
C
Weather conditions
D
Frayed wires
6
Why is proper grounding important in electrical systems?
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A
To reduce energy consumption
B
To prevent electrical harzards
C
To improve lighting quality
D
To increase equipment lifespan
7
Which personal protective equipment (PPE) is essential for electrical work?
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A
Safety shoes
B
Long sleeved shirts
C
Hearing protection
D
Insulated gloves
8
What is the purpose of lockout/tagout procedures in electrical work?
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A
To test electrical circuits
B
To de-energize and lock equipment
C
To secure personal belongings
D
To increase productivity
9
Which organisation sets safety standards for workplace environments?
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A
American Red Cross
B
Institute of Electrical and Electronics Engineering (IEEE)
C
Centres for Disease Control and Prevention (CDC)
D
Occupational Safety and Health Administration (OSHA)
10
What is the role of the National Electrical Code (NEC) in electrical safety?
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A
Enforcing workplace dress codes
B
Providing guidelines for safe installation
C
Regulatory software updates
D
Managing payroll systems
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