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.Management Sciences
A. transposition of the power line
B. transposition of the communication line
C. both (A) and (B)
D. increasing the distance between the conductors
Related Mcqs:
- Magnetic circuit breaker has ___________ trip action
- A. delayed B. instantaneous C. both of the above D. none of the above...
- A transmission line is protected by_____________?
- A. inrush protection B. distance protection C. time graded and current graded over current protection D. both (B) and (C) E. none of the above...
- H.R.C. fuses provide best protection against________________?
- A. overload B. reverse current C. open-circuits D. short-circuits...
- To limit short-circuit current in a power system are used______________?
- A. earth wires B. isolators C. H.R.C. fuses D. reactors...
- An isolator is installed_____________?
- A. to operate the relay of circuit breaker B. as a substitute for circuit breaker C. always independent of the position of circuit breaker D. generally on both sides of a circuit breaker...
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