Power Cables Quiz
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Questions and Answers

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?

  • 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?

  • Exposed to environmental elements
  • Easier to upgrade
  • High installation cost
  • Difficult to detect faults (correct)

    • What is a characteristic of extra high tension cables?

    <p>Maximum voltage handling capacity of 66 kV</p> Signup and view all the answers

    What is a benefit of overhead electrical cables?

    <p>Low maintenance</p> Signup and view all the answers

    What is a disadvantage of underground power cables?

    <p>Difficult to detect faults</p> Signup and view all the answers

    What is the maximum voltage handling capacity of super tension cables?

    <p>33 kV</p> Signup and view all the answers

    What is a benefit of overhead electrical cables?

    <p>Less risk of electric shocks</p> Signup and view all the answers

    What is the voltage rating of extra high tension cables?

    <p>66 kV</p> Signup and view all the answers

    What is a characteristic of low tension cables?

    <p>Maximum voltage handling capacity of 1 kV</p> Signup and view all the answers

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