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Power Systems

Power Systems
The insulator thickness on the conductor, in cables depends upon

 power factor
 reactive power
 voltage
 current

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Power Systems
In a long transmission line, if we increase the length of the line, the parameters A and B respectively

 increases and increases
 decreases and increases
 increases and decreases
 decreases and decreases

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Power Systems
Which of the following is low specific speed turbine?

 Pelton
None of these
 Francis
 Kaplan

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Power Systems
The rate of rise of re-striking voltage is dependent upon

 both 1 and 2
 inductance of the system only
 capacitance of the system only
 resistance of the system only

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Power Systems
Which of the following grounding is not practically preferred for protection of equipments?

 resistance grounding
All of these
 reactance grounding
 isolated grounding

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Power Systems
Which of the following is/are the methods of improving transient stability?

 Fast acting excitation control
 Dynamic breaking
 Fast acting governing system
All of these

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