When does the arc interruption in oil circuit breaker take place?
A) Contacts apart.
B) Voltages becomes zero
C) Current goes through zero
D) All of the above
Correct Answer:
Verified
Q11: Which among these circuit breakers produce the
Q12: A thermal protection switch provides protection against
Q13: What does protective relay provide?
A)Provide additional safety
Q14: What is the main purpose of oil
Q15: What is the advantage of using oil
Q17: For rural electrification in India, which circuit
Q18: Keeping in view the cost and the
Q19: To limit current chopping in vacuum circuit
Q20: SF6 gas is imported in _.
A)Air cylinders
B)Gas
Q21: During arc extinction SF6 gas gets converted
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