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.Management Sciences
A. recovery
B. surge
C. operating
D. arc
E. none of the above
Related Mcqs:
- Arc in a circuit behaves as_______________?
- A. a capackive reactance B. an inductive reactance C. a resistance increasing with voltage rise across the arc D. a resistance decreasing with voltage rise across the arc...
- Protective relays are devices that detect abnormal conditions in electrical circuits by measuring_____________?
- A. current during abnormal condition B. voltage during abnormal condition C. constantly the electrical quantities which differ during normal and abnormal conditions D. none of the above...
- The current zero interruption, in oil and air blast circuit breakers, is achieved by____________?
- A. lengthening of the gap B. cooling and blast effect C. both (A) and (B) D. deionizing the oil with forced air E. none of the above...
- For cost and safety, the outdoor substations are installed for voltages above_________________?
- A. 11 kV B. 33 kV C. 60kV D. 110kV...
- The information to the circuit breaker under fault conditions is provided by____________?
- A. relay B. rewirable fuse C. H.R.C. only D. all of the above...
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