
Chapter 7 (2) : Electrical Installation Systems
Quiz
•
Construction
•
University
•
Practice Problem
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Medium
Maryam Nafeesa
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The installation of electricity in building can be divided into:
Fittings
Wiring
Earthing System
All of the above answer
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of earthing in an electrical system?
To increase the voltage supply.
To enhance the speed of electrical flow.
To store electrical energy for later use.
To reduce the risk of electric shock from leakage current.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can happen if an electrical system is not properly earthed?
The power supply becomes unstable.
There is a risk of severe electric shock.
Appliances will stop working.
The system will consume more electricity.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of the electric meter in a building's wiring system?
To record the electricity consumed in kilowatt-hours.
To supply electricity to the house.
To regulate voltage levels.
To protect appliances from power surges.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a fuse in an electrical system?
To supply electricity to appliances.
To store electrical energy.
To convert electricity to a lower voltage.
To protect against excess current.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two main types of wiring circuits used in buildings?
Ring Circuit and Loop Circuit
Radial Circuit and Parallel Circuit
Ring Circuit and Radial Circuit
Series Circuit and Parallel Circuit
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which wiring system is generally considered more cost-effective due to reduced copper usage?
Radial Circuit
Ring Circuit
Series Circuit
Parallel Circuit
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