Power Systems
A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is

 554×554
 555×555
 540×540
 553×553

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Power Systems
In a pressurized water reactor

 the coolant water boils in the reactor core.
 heavy water is used as both coolant and moderator.
 water is used at high pressure so that it is available is liquid from at about 280° C.
  both B and C.

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