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Power Systems

Power Systems
Find the propagation constant, if impedance is 10Ω and admittance is 10 â„§?

 10
 5
 1
 100

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Power Systems
Pin insulators are used up to

 any voltage level
 33 kV
 11 kV
 120 kV

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Power Systems
An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 500/5. The plug setting multiplier for a fault current of 5 kA is

 6
 8
 5
 2

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Power Systems
Highest pressure generating pump inside the thermal plant is

 high pressure heater
 boiler feed pump
All of these
 low pressure heater

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Power Systems
Corona is accompanied by

All of these
 hissing sound
 violet visible light
 power loss and interference

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Power Systems
The method of neutral grounding affects the

 negative sequence network
 positive sequence network
All of these
 zero sequence network

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