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Question 1 of 10
1. Question
Which of the following devices is used to protect electrical appliances from power surges?
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Question 2 of 10
2. Question
What is the purpose of a circuit breaker in an electrical system?
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Question 3 of 10
3. Question
Which of the following devices can be used to measure the amount of electric current in a circuit?
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Question 4 of 10
4. Question
What is the purpose of a resistor in an electrical system?
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Question 5 of 10
5. Question
A resistor in an electrical system is used to control the flow of current.
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Question 6 of 10
6. Question
Which of the following devices can be used to step up or step down voltage in an electrical system?
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Question 7 of 10
7. Question
What is the purpose of an inverter in an electrical system?
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Question 8 of 10
8. Question
Which of the following devices is used to convert AC to DC in an electrical system?
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Question 9 of 10
9. Question
What is the purpose of a voltage regulator in an electrical system?
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Question 10 of 10
10. Question
Which of the following devices is used to convert mechanical energy into electrical energy?
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