Electrical Engineering · Underground Cables
Find the most economical working size (diameter) of an underground cable working on a 33-kV single-phase system. Given the maximum allowable dielectric stress is 11 kV/cm.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19 cm✓
- 23 cm
- 36 cm
- 41.5 cm
Correct answer
9 cm
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