Electrical Engineering · High Voltage Engineering
Graded insulators are used to improve string efficiency in power transmission systems. What does this mean?
- 1Insulators are placed at varying heights on the transmission tower.
- 2The capacitance of each insulator disc is varied to equalize the potential distribution.✓
- 3The insulators are coated with a special insulation material.
- 4The insulators are made with different materials.
Correct answer
The capacitance of each insulator disc is varied to equalize the potential distribution.
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