Electric Circuits Ceq of two capacitors connected in series is given by C1 + C2. C1C2. C1 C2 / (C1 + C2). C1 = C2. C1 + C2. C1C2. C1 C2 / (C1 + C2). C1 = C2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect three in parallel. two in parallel and one in series. two in parallel. three in series. three in parallel. two in parallel and one in series. two in parallel. three in series. 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 R / n2. n2R. n2 / R. nR . R / n2. n2R. n2 / R. nR . ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following is invariably seen in an electroplating plant? Rectifier. Barrel. Carbon brushes. Distilled water. Rectifier. Barrel. Carbon brushes. Distilled water. 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. 30 V. 50 V. 60 V. 20 V. 30 V. 50 V. 60 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in a chemical cell is a movement of negative ions only. positive ions only. positive and negative ions. positive hole charges. negative ions only. positive ions only. positive and negative ions. positive hole charges. ANSWER DOWNLOAD EXAMIANS APP
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