Answer / achal

Transmission Line is a bare conductor while cable on the other hand has layers of insulation around the conductor.
To cross a Water channel we can use Cable but considering the "Cost" of Cable, Transmission lines are cheaper. Another reason for it is fault finding is easier in over head line than in cable.

how steam converted into electricity in power plant

4 Answers  

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4 Answers   Bhel,

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Explain how you decide what size of electrical wire do you need?

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3 Answers   Helma,

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1 Answers   HPL,

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1 Answers  

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