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Which of the following is a disadvantage of using underground cables for high voltage transmission?
Question

Which of the following is a disadvantage of using underground cables for high voltage transmission?

A.

Higher installation cost

B.

Electrocution hazard for people

C.

Higher risk of damage from lightning strikes

D.

Lower transmission efficiency

Correct option is A


Underground cables have several advantages, such as reduced visibility, lower susceptibility to weather-related damage, and increased safety. However, they come with higher installation costs, making this the primary disadvantage compared to overhead transmission lines.

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