The operating voltage of extra high tension cables is upto_______________?
Correct answer: D. 66 kV
- A. 6.6 kV
- B. 11 kV
- C. 33 kV
- D. 66 kV
- E. 132 kV
Explanation
In the usual cable-voltage classification, extra-high-tension cables operate up to 66 kV. The 132 kV level is generally placed in a still higher or ultra-high-voltage category in such classifications.
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