Electric Circuits Which of the following ABCD parameters is unit less? A and B. A and D. B and C. A and C. A and B. A and D. B and C. A and C. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Find the total power absorbed by the resistor in the given circuit. 12 W. 24 W. 30 W. 6 W. 12 W. 24 W. 30 W. 6 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The current in R is 2.54 A. 5.08 A. 1.27 A. 10.16 A. 2.54 A. 5.08 A. 1.27 A. 10.16 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the reactive power in AC operation? Apparent power × sinθ. Real power × sinθ. Real power × cosθ. Apparent power × cosθ. Apparent power × sinθ. Real power × sinθ. Real power × cosθ. Apparent power × cosθ. 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 decrease if frequency of voltage source increases? Z and I. VL and Z. VR and I. VL and VR. Z and I. VL and Z. VR and I. VL and VR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least initially. when capacitor is fully charged. when capacitor is almost 25% charged. when capacitor is half charged. initially. when capacitor is fully charged. when capacitor is almost 25% charged. when capacitor is half charged. ANSWER DOWNLOAD EXAMIANS APP
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