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+? open circuit. short circuit. dielectric losses decreases. dielectric losses increases. open circuit. short circuit. dielectric losses decreases. dielectric losses increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electrics supply for electroplating should be any of above. low AC voltage. low frequency ac voltage. DC voltage. any of above. low AC voltage. low frequency ac voltage. DC voltage. 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? 4P. 2P. 16P. P. 4P. 2P. 16P. P. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits There are two capacitors C1 and C2 in parallel , what will be their equivalent capacitance? (C1C2) / C1 + C2. C1 + C2. (C1 + C2) / C1C2. C1C2. (C1C2) / C1 + C2. C1 + C2. (C1 + C2) / C1C2. C1C2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance nR . R / n2. n2R. n2 / R. nR . R / n2. n2R. n2 / R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing 20 mH. 5 mH. 10 mH. 0 mH. 20 mH. 5 mH. 10 mH. 0 mH. ANSWER DOWNLOAD EXAMIANS APP
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