Electric Circuits A balanced star connected load with impedance of 30j - 300 Ω is supplied from a 3 - phase, 4-wire, 173 V system, the voltages to neutral being 100j -900, 100j - 300 and 100j -1500 V. The current in neutral wire is 8.85 A. 50 A. zero. 5 A. 8.85 A. 50 A. zero. 5 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Voltage magnification will occur in which of the following case? Both Series resonance None of these Parallel resonance Both Series resonance None of these Parallel resonance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the above question find the angle between voltage and current? 90. 54.74. 60. 30. 90. 54.74. 60. 30. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The equation for 25 cycles current sine wave having rms value of 30 amps, will be 42.4sin50πt. 42.4sin25πt. 30sin50πt. 30sin25πt. 42.4sin50πt. 42.4sin25πt. 30sin50πt. 30sin25πt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in magnitude. direction. both ‘a’ and ‘b’. none of these. magnitude. direction. both ‘a’ and ‘b’. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Resistor stores the energy in the form of None of these electrical field. both A and B. magnetic field. None of these electrical field. both A and B. magnetic field. ANSWER DOWNLOAD EXAMIANS APP
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