Electric Circuits Under resonance condition the phase angle between voltage phase and current phase is - 90° 90° 45° 0° - 90° 90° 45° 0° ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit what is the power factor just above the resonance frequency? Leading Zero Lagging Unity Leading Zero Lagging Unity ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 3 × 102 joules. 2.5 × 102 joules. 6 × 102 joules. 4 × 102 joules. 3 × 102 joules. 2.5 × 102 joules. 6 × 102 joules. 4 × 102 joules. 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 A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star? 50 % of the original load. 33.33 % of the original load. 66.66 % of the original load. 25 % of the original load. 50 % of the original load. 33.33 % of the original load. 66.66 % of the original load. 25 % of the original load. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in a chemical cell is a movement of negative ions only. positive ions only. positive hole charges. positive and negative ions. negative ions only. positive ions only. positive hole charges. positive and negative ions. ANSWER DOWNLOAD EXAMIANS APP
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