Power Systems The pickup value of relay is 6.5 Amp and fault current in relay coil is 39 Amp. Its plug setting multiplier is 7 A. 8 A. 10 A. 6 A. 7 A. 8 A. 10 A. 6 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 1 A. 14.7 mA. 14.76 A. 1.476 A. 1 A. 14.7 mA. 14.76 A. 1.476 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Merze price current scheme protection is used in both A and B. transformer. bus bars. alternator. both A and B. transformer. bus bars. alternator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulator thickness on the conductor, in cables depends upon voltage reactive power current power factor voltage reactive power current power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Buchholz relay is used for protection of transformer. bus bar. alternator. none of these. transformer. bus bar. alternator. none of these. ANSWER DOWNLOAD EXAMIANS APP
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