Electric Circuits When power factor angle is constant, then shape of the current locus is semi circle. triangle. straight line. circle. semi circle. triangle. straight line. circle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Zinc cadmium and lead coating is generally provided for all of above. corrosion. electrical contacts. decoration. all of above. corrosion. electrical contacts. decoration. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of sine wave is 100 A. Its peak value is 70.7 A. 150 A. 141.4 A. 282.8 A. 70.7 A. 150 A. 141.4 A. 282.8 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases? Z and I. VL and Z. VL and I. VL and VR. Z and I. VL and Z. VL and I. VL and VR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a function is shifted by 'T', then it is correctly represented as f (t-T) u (t). f (t) u (t). f (t-T) u (t-T). f (t) u (t-T). f (t-T) u (t). f (t) u (t). f (t-T) u (t-T). f (t) u (t-T). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called the instantaneous value of an alternating current? The value of peak current at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of peak current at any instant. The value of alternating frequency at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. ANSWER DOWNLOAD EXAMIANS APP