Power Systems In a 400 KV network, 360 KV is recorded at a 400 KV bus. The reactive power absorbed by shunt rated for 50 MVAr, 400 KV connected at the bus is 40.5 MVAr. 55.56 MVAr. 45 MVAr. 61.73 MVAr. 40.5 MVAr. 55.56 MVAr. 45 MVAr. 61.73 MVAr. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? It consumes both active and reactive power It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher All of these It consumes both active and reactive power It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is 500 MVA 100 MVA 400 MVA 200 MVA 500 MVA 100 MVA 400 MVA 200 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems For distortion less line which of following relation are true None of above. R = O, G = O. R/L = C/G. R/L = G/C. None of above. R = O, G = O. R/L = C/G. R/L = G/C. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pin insulators are used up to 11 kV any voltage level 120 kV 33 kV 11 kV any voltage level 120 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydro power plant of run off river type should be provided with pondage so that the pressure inside the turbine casing remains. operating head is controlled. firm capacity of plant is increased. kinetic energy of the running water is fully utilized. pressure inside the turbine casing remains. operating head is controlled. firm capacity of plant is increased. kinetic energy of the running water is fully utilized. ANSWER DOWNLOAD EXAMIANS APP
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