
Electrical Systems Quiz

Quiz
•
Education
•
12th Grade
•
Hard
Muhammad Rahimi
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the most common form of energy used in homes, offices, manufacturing, and construction industries?
Gas
Electricity
Water
Wind
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What could cause hazards of electricity such as electric shock, burn, and damages to properties?
Knowledge
Ignorance
Wisdom
Experience
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a step-down transformer in the electrical power supply system?
Generate electricity
Maintain constant voltage
Reduce voltage to a lower value
Raise voltage to a higher value
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of earthing in an electrical installation?
To cause equipment damage
To increase electric shock risk
To prevent electric shock
To reduce energy consumption
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of a consumer unit in a household electrical system?
To provide lighting control
To protect against overcurrent
To register energy consumption
To disconnect the circuit in case of imbalance
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a lighting circuit in a household electrical system?
To operate high-power appliances
To provide on/off control for lighting
To monitor security cameras
To control air conditioning
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of switch is required for independent control from two positions, such as on a staircase?
Three-way switch
Two-way switch
Four-way switch
One-way switch
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