Multiple Choice
The arc voltage produced in A.C. circuit breaker is always
A) in phase with the arc current
B) lagging the arc current by 90?
C) leading the arc current by 90°
D) none of the above
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q6: The reflection co-efficient at the open circuited
Q7: Ungrounded neutral transmission system is not recommended
Q8: When a transmission line is energized, the
Q9: Protective relays are devices that detect abnormal
Q10: Overheating of relay contacts or contact born
Q12: The interaction between a transmission line and
Q13: When a wave propagates on a transmission
Q14: Insulation resistance of high voltage circuit breakers
Q15: In a circuit breaker the basic problem
Q16: Ionization in circuit breaker is facilitated by<br>A)high