Power Systems
Two generating stations delivering a powers of P1 = 150 MW, P2 =100 MW and the B coefficients are B11 = 0.005, B22 = 0.002, B12=B21= -0.001. Find the transmission line losses?

 102.5
 105.2
 95.5
 85.5

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Power Systems
Critical mass is

 none of these.
 maximum mass of fissionable material required to sustain a chain reaction.
  minimum mass of fissionable material required to sustain chain reaction.
 a mass of fissionable material required to stop a chain reaction.

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