A. short transmission line
B. medium transmission line
C. long transmission line
D. medium and long transmission lines
Related Mcqs:
- Which of the following parameter can be neglected for a short line ?
A. Inductance
B. Capacitance
C. Resistance
D. Reactance - D.C. shunt relays are made of_____________?
A. few turns of thin wire
B. few turns of thick wire
C. many turns of thin wire
D. many turns of thick wire - The arcing contacts in a circuit breaker are made of______________?
A. copper tungsten alloy
B. porcelain
C. electrolytic copper
D. aluminium alloy - Thermal overload relays are used to protect the motor against over current due to____________?
A. short-circuits
B. heavy loads
C. grounds
D. all of the above - An efficient and a well designed protective relaying should have_____________?
A. good selectivity and reliability
B. economy and simplicity
C. high speed and selectivity
D. all of the above - Resistance grounding is used for voltage between_________________?
A. 33kVto66kV
B. HkVto33kV
C. 3.3kVandllkV
D. none of the above - Which of the following is the least expensive protection for overcurrent is low voltage system ?
A. Rewireable fuse
B. Isolator
C. Oil circuit breaker
D. Air break circuit breaker
E. None of the above - Bus coupler is very essential in arrangement______________?
A. single bus
B. double bus, double breaker
C. main and transfer bus
D. all of the above - If the fault occurs near the impedance relay, the VII ratio will be____________?
A. constant for all distances
B. lower than that of if fault occurs away from the relay
C. higher than that of if fault occurs away from the relay
D. none of the above - 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
