Moderate
The minimum clearance between the ground and a 220 kV line is about_________________?
Correct answer: C. 7.0 m
- A. 4.3 m
- B. 5.5 m
- C. 7.0 m
- D. 10.5 m
Explanation
Higher-voltage lines need greater ground clearance for safety and to prevent flashover during normal operation or voltage surges. For a 220 kV line, the approximate minimum clearance is 7 m.
Last updated
Practise Power Systems
334 free Power Systems MCQs from Electrical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Electrical Engineering questions like this
Electrical Engineering is on 2 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.