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Questions and Answers
What are the advantages of underground power cables over overhead ones?
What are the advantages of underground power cables over overhead ones?
- Lower installation cost
- Easier to upgrade
- More susceptible to constant disruptions
- Safer from environmental exposure and storms (correct)
What is a characteristic of low tension cables?
What is a characteristic of low tension cables?
- Maximum voltage handling capacity of 11 kV
- Maximum voltage handling capacity of 1000 V (correct)
- Maximum voltage handling capacity of 33 kV
- Maximum voltage handling capacity of 66 kV
What is a drawback of underground power cables?
What is a drawback of underground power cables?
- Exposed to environmental elements
- Easier to upgrade
- High installation cost
- Difficult to detect faults (correct)
What is a characteristic of extra high tension cables?
What is a characteristic of extra high tension cables?
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What is a benefit of overhead electrical cables?
What is a benefit of overhead electrical cables?
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What is a disadvantage of underground power cables?
What is a disadvantage of underground power cables?
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What is the maximum voltage handling capacity of super tension cables?
What is the maximum voltage handling capacity of super tension cables?
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What is a benefit of overhead electrical cables?
What is a benefit of overhead electrical cables?
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What is the voltage rating of extra high tension cables?
What is the voltage rating of extra high tension cables?
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What is a characteristic of low tension cables?
What is a characteristic of low tension cables?
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