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?

 105.2
 102.5
 95.5
 85.5

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Power Systems
An hydro-graph indicates

 the maximum and minimum run off during the period.
All of these
 the discharge at any time during the period under consideration.
 the average run off during the period.

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