Electrical Engineering · Transmission and Distribution
String efficiency of an insulator string is defined under flashover conditions as the ratio between:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1n times the flashover voltage of a single unit and the flashover voltage of the string of n units
- 2n times the flashover voltage of a single unit and the flashover voltage of a single unit
- 3the flashover voltage of a single unit and n times the flashover voltage of a single unit
- 4the flashover voltage of the string of n units and n times the flashover voltage of a single unit✓
Correct answer
the flashover voltage of the string of n units and n times the flashover voltage of a single unit
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