Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be 40.4o. 32.1o. 20.2o. 28.8o. 40.4o. 32.1o. 20.2o. 28.8o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 50 μF capacitor is charged to retain 10 MJ of energy by a constant charging current of 1 A. Determine the voltages across the capacitor? 20 V. 60 V. 30 V. 50 V. 20 V. 60 V. 30 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in direction. both ‘a’ and ‘b’. none of these. magnitude. direction. both ‘a’ and ‘b’. none of these. magnitude. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Coating generally recommended for hard surfacing is lead plating. copper plating. chromium plating. None of these lead plating. copper plating. chromium plating. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Resistor stores the energy in the form of None of these magnetic field. electrical field. both A and B. None of these magnetic field. electrical field. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has no units? Permeability Moment of a magnet Permittivity Magnetic susceptibility Permeability Moment of a magnet Permittivity Magnetic susceptibility ANSWER DOWNLOAD EXAMIANS APP