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Questions and Answers
What are the two broad categories of insulators mentioned in the text?
What are the two broad categories of insulators mentioned in the text?
- Ceramic and polymeric (correct)
- Porcelain and fibre glass
- Glass and rubber
- High-voltage and low-voltage
What are non-ceramic insulators (NCIs) made up of?
What are non-ceramic insulators (NCIs) made up of?
- Distribution levels
- Fibre glass core encapsulated in rubber housings (correct)
- High-voltage materials
- Porcelain and glass
What is the function of rubber housings in polymeric insulators?
What is the function of rubber housings in polymeric insulators?
- To reduce insulation
- To enhance conduction
- To protect the fibre glass core from electrical stresses and moisture (correct)
- To increase electrical stresses
What are the general classifications of insulators based on?
What are the general classifications of insulators based on?
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What is the purpose of external insulation in outdoor substations?
What is the purpose of external insulation in outdoor substations?
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