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. 50 V. 60 V. 30 V. 20 V. 50 V. 60 V. 30 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is 16. 1. 4. 1/4. 16. 1. 4. 1/4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The phase angle difference between current and voltage is 90o, the power will be zero. VI. maximum. minimum. zero. VI. maximum. minimum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two identical resistors are first connected in parallel then in series. The ratio of resultant resistance of the first combination to the second will be 4. 2. 0.5. 0.25. 4. 2. 0.5. 0.25. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current is said to be alternating when it changes in both ‘a’ and ‘b’. magnitude. direction. none of these. both ‘a’ and ‘b’. magnitude. direction. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits KVL works on the principle of None of these law of conservation of charge. law of conservation of energy. both. None of these law of conservation of charge. law of conservation of energy. both. ANSWER DOWNLOAD EXAMIANS APP
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