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WorksheetsAC Transmission and Distribution system
Total questions: 10
Worksheet time: 2mins
Which of the following is not the distribution system normally used
3 phase-4 wire
3 phase-3 wire
Single phase - 3 wire
Single phase -4 wire
By which of the following method electric power may be transmitted from one location to another location?
UnderGround System
Overhead system
Both 1 and 2
None of the above
Which of the following transmission line have more initial cost?
Overhead Transmission
Underground transmission
Both have almost the same initial cost
None of the above
Name the cable or conductor which connects the distributor to the consumer terminals.
Service Mains
Distributor
Feeders
None of the above
Which of the following materials are not used for the transmission and distribution of electrical power?
Copper
Aluminium
Tungsten
Steel
The voltage of single phase supply to resdential consumers is
110V
210V
230V
400V
Most of the high voltage transmission lines in India are
over head system
underground system
either of the above
none of the above
Which of the following system is preferred for good efficiency and high economy in distribution system?
Single phase system
2 phase 3 wire system
3 phase 3 wire system
3 phase 4 wire system
The most important disadvantage of using the high voltage for transmission is
The increased cost of insulating the conductors.
The increased cost of transformers, switchgear and the other terminal apparatus.
Both (a) and (b)
There is a reduction in the corona loss.
which of the following are the constants of transmission lines
Resistance
Capacitance
Inductance
All the above
