Air blast circuit breakers for 400 kV power system are designed to operate in
A. 100 micro-second
B. 50 milli-second
C. 0.5 sec
D. 0.1 sec
Show Answer
Answer: B
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Air blast circuit breakers for 400 kV power system are designed to operate in
A. 100 micro-second
B. 50 milli-second
C. 0.5 sec
D. 0.1 sec
Answer: B
Share your understanding of this question with the correct explanation.