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Power Systems

Power Systems
In thermal plant most of the energy is wasted in

 ESP
 condenser
 turbines
 boiler

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Power Systems
At slack bus, which one of the following combinations of variables is not specified?

 V and δ
 Q and V
 P and Q
 P and V

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Power Systems
On a power system network the load is increasing represents the value of impedance

  increase.
  remains constant.
  decrease.
  none of above.

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Power Systems
MCB stands for

  maximum capacity breaker.
  molded circuit breaker.
  miniature circuit breaker.
  minimum capacity breaker.

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Power Systems
Under over excitation synchronous phase modifier works as

 series capacitor
 shunt reactor
 any of the above
 shunt capacitor

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Power Systems
If we increase the length of the transmission line, the charging current

None of these
 increases
 remains unaffected
 decreases

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