Search
.Management Sciences
A. fault occurs on the bus itself
B. fault occurs on neutral line
C. two or more faults occur simultaneously
D. fault occurs with respect to earthing
Related Mcqs:
- Magnetic circuit breaker has ___________ trip action
- A. delayed B. instantaneous C. both of the above D. none of the above...
- Air blast circuit breaker is used for_____________?
- A. over currents B. short duty C. intermittant duty D. repeated duty...
- 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...
- Over voltage protection is recommended for______________?
- A. hydro-electric generators B. steam turbine generators C. gas turbine generators D. all of the above E. none of the above...
- To limit short-circuit current in a power system are used______________?
- A. earth wires B. isolators C. H.R.C. fuses D. reactors...
Recent Comments