1. YY with ` `
2. Y? with ?Y
3. YY with Y?
4. None of these
YY with Y?
1. 25 Hz
2. 16 2/3 Hz
3. 10 Hz
4. None of these
None of these
1. Unequal self capacitance of the units
2. Non uniform of distance of separation of the units from the tower body
3. The existence of stray capacitance between the metallic junctions of the units and the tower body
4. Non uniform distance between the cross arm and the units
The existence of stray capacitance between the metallic junctions of the units and the tower body
1. Pin type
2. Suspension type
3. Strain type
4. Shackle type
Strain type
1. 6s
2. 1s
3. 0.02s
4. 0.002s
0.002s
1. 33 ½
2. 50
3. 66 2/3
4. 75
50
1. Progressively increase from the sending end to receiving end
2. Progressively increase from the receiving end to sending end
3. Remain the same at two ends but be higher between the two ends being maximum at the centre of the line
4. Remain same at all points
Remain same at all points
1. Square of the line voltage drop
2. Line voltage drop
3. Line inductive reactance
4. Line capacitive reactance
Line voltage drop
1. The current density is reduced
2. The eddy current in the conductor is eliminated
3. For a given cross section, the radius of the conductor is increased
4. Of better ventilation in the conductor
For a given cross section, the radius of the conductor is increased
1. Improve stability
2. Reduce fault level
3. Improve the voltage profile
4. Substitute for synchronous phase modifier
Substitute for synchronous phase modifier