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Transmission & Distribution
The following system is not generally used
3-phase 4-wire
3-phase 3-wire
1-phase 3-wire
1-phase 4-wire
3-phase 4-wire
3-phase 3-wire
1-phase 3-wire
1-phase 4-wire
Answer
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Related Question
Transmission & Distribution
The minimum dielectric stress in cable is at
Conductor surface
Lead sheath
None of the listed here
Centre of conductor
Conductor surface
Lead sheath
None of the listed here
Centre of conductor
Answer
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Transmission & Distribution
The radial system of power distribution is used for
Both short and long distances
Long distances only
None of the listed here
Short distances only
Both short and long distances
Long distances only
None of the listed here
Short distances only
Answer
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Transmission & Distribution
In transmission lines the cross-arms are made of
R.C.C.
Copper
Steel
Wood
R.C.C.
Copper
Steel
Wood
Answer
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Transmission & Distribution
A line from which the loads are tapped off is called
Feeder
None of the listed here
Service mains
Distributor
Feeder
None of the listed here
Service mains
Distributor
Answer
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Transmission & Distribution
Which of the following is the demerit of a 'constant voltage transmission system'?
Increase of short-circuit current of the system
Improvement of power factor at times of moderate and heavy loads
Availability of steady voltage at all loads at the line terminals
Possibility of better protection for the line due to possible use of higher terminal reactants
Increase of short-circuit current of the system
Improvement of power factor at times of moderate and heavy loads
Availability of steady voltage at all loads at the line terminals
Possibility of better protection for the line due to possible use of higher terminal reactants
Answer
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