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- Subject
- Transmission and Distributionelectrical-engineering-mcqs › transmission-and-distribution
- Published
- 29 Jun 2018
- Last updated
- 28 May 2026
Explanation
Lead is the preferred material for the sheaths of underground cables due to its excellent corrosion resistance and durability. Rubber, copper, and iron are not commonly used for this purpose.
More Transmission and Distribution MCQs
Practice related questions from the same subject.
- 1.In which part of the electrical network is a 3-phase 4-wire system most frequently utilized?
- 2.Under which environmental condition is the likelihood of coronavirus transmission higher?
- 3.Which material is not used as a component in the manufacture of porcelain insulators?
- 4.Which material is commonly utilized for overhead power transmission lines?
- 5.When is the transmitted power at its highest level?
- 6.In a power transmission network, what does a feeder supply electricity to?
- 7.Why is ozone produced by corona discharge considered harmful?
- 8.What is the typical range of surge impedance for an overhead transmission line?
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