Power Systems Incremental cost of two generators Ic1 = 0.2 P1+60, Ic2 = 0.3 P2+40 and the ratings of the generator are 150 and 250 MW. Find the load sharing of each generator for a load of 200 MW? P1 = 120 MW, P2 = 80 MW P1 = 60 MW, P2 = 140 MW P1 = 100 MW, P2 = 100 MW P1 = 80 MW, P2 = 120 MW P1 = 120 MW, P2 = 80 MW P1 = 60 MW, P2 = 140 MW P1 = 100 MW, P2 = 100 MW P1 = 80 MW, P2 = 120 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A buchholz relay is used for both 1 and 2 nether 1 nor 2 protection of a transformer against all internal faults protection of a transformer against all external faults both 1 and 2 nether 1 nor 2 protection of a transformer against all internal faults protection of a transformer against all external faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor of a 10 Km long single phase, two wire line are separated by a distance of 1.5 m the diameter of each conductor the inductance of the circuit is 23.33 mH. 21.2 mH. 23.8 mH. 25.8 mH. 23.33 mH. 21.2 mH. 23.8 mH. 25.8 mH. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm cosωt? 4.68 msec 9.68 1.47 msec 2.63 msec 4.68 msec 9.68 1.47 msec 2.63 msec ANSWER DOWNLOAD EXAMIANS APP
Power Systems The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base? 0.4 pu 0.1 pu 0.2 pu 0.25 pu 0.4 pu 0.1 pu 0.2 pu 0.25 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a three-phase system, when the loads are perfectly balanced, the neutral current is two - thirds of maximum. one - third of maximum. zero. one - third of minimum. two - thirds of maximum. one - third of maximum. zero. one - third of minimum. ANSWER DOWNLOAD EXAMIANS APP
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