Read the following questions/statements, calculate and then identify/select your answer.
The comments/questions presume that you have access to basic equipment and that you are familiar with the materials in this tutorial.
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Question 1 of 10
1. Question
What is the primary source of mains electricity in households?
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Question 2 of 10
2. Question
In South Africa, what is the standard voltage of mains electricity supplied to homes?
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Question 3 of 10
3. Question
What is the term for the complete path that an electric current follows?
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Question 4 of 10
4. Question
Which of the following is a safety device used to protect electrical circuits from overloading?
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Question 5 of 10
5. Question
What is the purpose of a circuit breaker in a mains electricity system?
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Question 6 of 10
6. Question
Which of the following is NOT a common use of mains electricity in homes?
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Question 7 of 10
7. Question
What is the term for a continuous and unbroken path for an electric current?
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Question 8 of 10
8. Question
In a parallel circuit, if one component fails, what happens to the other components?
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Question 9 of 10
9. Question
Which of the following is a common safety precaution when working with mains electricity?
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Question 10 of 10
10. Question
What is the purpose of the grounding wire in an electrical system?
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