Power Systems Earth fault relay uses the which of the following sequence currents? zero sequence negative sequence positive sequence any of the above zero sequence negative sequence positive sequence any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona loss is ----------------- on hilly areas than as plain areas. less remain same more None of these less remain same more None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.125 pu. 0.075 pu. 0.200 pu. 3.000 pu. 0.125 pu. 0.075 pu. 0.200 pu. 3.000 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive sequence reactance will be equal to negative sequence if the equipment is generator. none of these. motor. transformer and transmission lines. generator. none of these. motor. transformer and transmission lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 100 : 5 / √3. 120 : 6 / √3. 150 : 4 / √3. 200 : 5 / √3. 100 : 5 / √3. 120 : 6 / √3. 150 : 4 / √3. 200 : 5 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rate of rise of re-striking voltage is dependent upon both 1 and 2 resistance of the system only capacitance of the system only inductance of the system only both 1 and 2 resistance of the system only capacitance of the system only inductance of the system only ANSWER DOWNLOAD EXAMIANS APP
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