Electric Circuits If one cycle of AC waveform occurs every millisecond, the frequency will be 10 kHz. 50 Hz. 1000 Hz. 100 Hz. 10 kHz. 50 Hz. 1000 Hz. 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the current in the circuit? 0.2547 A. 0.4583 A. 0.1465 A. 0.1578 A. 0.2547 A. 0.4583 A. 0.1465 A. 0.1578 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has no units? Permittivity Permeability Moment of a magnet Magnetic susceptibility Permittivity Permeability Moment of a magnet Magnetic susceptibility ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? RYB. RBY. YBR. BYR. RYB. RBY. YBR. BYR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit which of the following represents the Q factor ? VR/V XL/R All of these XC/R VR/V XL/R All of these XC/R ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+? dielectric losses increases. short circuit. open circuit. dielectric losses decreases. dielectric losses increases. short circuit. open circuit. dielectric losses decreases. ANSWER DOWNLOAD EXAMIANS APP
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