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Power Systems

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

 voltage
 reactive power
 power factor
 current

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Power Systems
Two identical synchronous machines having same inertia constant are connected in parallel and swinging together. The effective inertia constant is 4 MJ/MVA. Then each machine has inertia constant of

 4 MJ/MVA
 2 MJ/MVA
 8 MJ/MVA
 16 MJ/MVA

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Power Systems
One fission of U235 releases energy of

  200 MeV.
 525 MeV.
 335 MeV.
 435 MeV.

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Power Systems
An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance?

 0 mH/Km
 0.025 mH/Km
 0.05 mH/Km
 0.1 mH/Km

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Power Systems
Specified quantities of slack bus are

 P and Q
 P and δ
 P and V
 V and δ

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Power Systems
High capacity generators and motors are of

 star connected with grounding network
 any of the above
 delta connected network
 star connected network

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