Power Systems Buchholz relay is used for protection of alternator. none of these. transformer. bus bar. alternator. none of these. transformer. bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Specified quantities of load bus are Q and V P and Q P and δ V and δ Q and V P and Q P and δ V and δ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 1000 90 9000 10 1000 90 9000 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect? 750 Ω 1500 Ω 3000 Ω 2000 Ω 750 Ω 1500 Ω 3000 Ω 2000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a transmission line can be increased by both 1 and 3 addition of lumped inductance in parallel increasing its voltage level addition of lumped capacitance in series both 1 and 3 addition of lumped inductance in parallel increasing its voltage level addition of lumped capacitance in series ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j9 pu j3 pu j6 pu j1 pu j9 pu j3 pu j6 pu j1 pu ANSWER DOWNLOAD EXAMIANS APP
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