What is the interrupting medium in the contactor?
A) Air at atmospheric pressure.
B) SF6 gas
C) Oil
D) All of the above.
Correct Answer:
Verified
Q10: What is fusing factor?
A)The ratio of current
Q11: For a current upto 10A which material
Q12: Which among these is the least expensive
Q13: Which among the following statement is true
Q14: How is the restriking voltage measured?
A)RMS value
B)Peak
Q16: Recovery voltage is the value of rms
Q17: Why is it difficult to interrupt a
Q18: Rate of rise of restriking voltage depend
Q19: On what factor does the rate of
Q20: In a circuit breaker, the active recovery
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