Which of the following medium is employed for extinction of arc in air circuit breaker ?
A. Water
B. Oil
C. Air
D. SF6
Show Answer
Answer: C
Share your understanding of this question with the correct explanation.
Which of the following medium is employed for extinction of arc in air circuit breaker ?
A. Water
B. Oil
C. Air
D. SF6
Answer: C
Share your understanding of this question with the correct explanation.