Electric Circuits The energy required to charge a 10 μF capacitor to 100 V is 0.01 J. 10 × 10-9 J. 0.05 J. 5 × 10-9 J. 0.01 J. 10 × 10-9 J. 0.05 J. 5 × 10-9 J. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the square of the rate of change of current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of instantaneous current. square of the rate of change of current. product of the instantaneous current and rate of change of current. temperature of the inductor. square of instantaneous current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit, voltage across resistor, inductor and capacitor are 5V, 2V and 2V respectively. Find total voltage? 2V 9V 5V 4V 2V 9V 5V 4V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following capacitors has relatively shorter shelf life? Electrolytic. Glass. both (B) and (C) above. Paper. Electrolytic. Glass. both (B) and (C) above. Paper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest? 1 Hz. 100 Hz. 1000 Hz. 10 Hz. 1 Hz. 100 Hz. 1000 Hz. 10 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source? 2P. P. 16P. 4P. 2P. P. 16P. 4P. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS