Power Systems If the inertia constant H = 10 MJ/MVA for a 50 MVA generator, the stored energy is 50 MJ 5 MJ 500 MJ 10 MJ 50 MJ 5 MJ 500 MJ 10 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rate of rise of re-striking voltage is dependent upon inductance of the system only capacitance of the system only resistance of the system only both 1 and 2 inductance of the system only capacitance of the system only resistance of the system only both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers increased the short circuit current. decrease system stability. improves system stability. reduces the short circuit current. increased the short circuit current. decrease system stability. improves system stability. reduces the short circuit current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criterion gives the information regarding relative stability swing curves stability region absolute stability relative stability swing curves stability region absolute stability ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following effects are associated with transmission line corona effect All of these ferranti effect skin effect corona effect All of these ferranti effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 30° and 45° 26° and 30° 45° and 26° 30° and 26° 30° and 45° 26° and 30° 45° and 26° 30° and 26° ANSWER DOWNLOAD EXAMIANS APP
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