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.Management Sciences
A. Lightning arresters
B. Relays
C. Step-down transformer
D. Switchgear
Related Mcqs:
- Thermal circuit breaker has____________?
- A. delayed trip action B. instantaneous trip action C. both of the above D. none of the above...
- Circuit breakers usually operate under______________?
- A. transient state of short-circuit current B. sub-transient state of short-circuit current C. steady state of short-circuit current D. after D.C. component has ceased...
- When a transmission line is energized, the wave that propagates on it is____________?
- A. current wave only B. voltage wave only C. Both (A) and (B) D. power factor wave only...
- What will be the reflection co-efficient of the wave of load connected to transmission line if surge impedance of the line is equal to load ?
- A. Zero B. Unity C. Infinity D. None of the above...
- The inductive interference between power and communication line can be minimized by__________?
- A. transposition of the power line B. transposition of the communication line C. both (A) and (B) D. increasing the distance between the conductors...
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