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. 60 V. 30 V. 50 V. 20 V. 60 V. 30 V. 50 V. 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. 0.25. 0.5. 4. 2. 0.25. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is 0.05 F 0.02 F 0.2 F 0.5 F 0.05 F 0.02 F 0.2 F 0.5 F 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 value of C? 10.54 µF. 8.51 µF. 4.78 µF. 1.8 µF. 10.54 µF. 8.51 µF. 4.78 µF. 1.8 µF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor contain there dielectric layers of 1, 2 and 3 respectively and thickness of dielectric layers are 0.2 mm, 0.3 mm and 0.4 mm respectively. If area of plate is 20 cm2. What is the value of capacitance? 30 pF. None of them. 36.6 pF. 32 pF. 30 pF. None of them. 36.6 pF. 32 pF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The norton equivalent of the circuit shown in the figure is 1A, 1.5 Ohm 0.75A, 5/6 Ohm 0.75 A, 1.5 Ohm 1A, 5/6 Ohm 1A, 1.5 Ohm 0.75A, 5/6 Ohm 0.75 A, 1.5 Ohm 1A, 5/6 Ohm ANSWER DOWNLOAD EXAMIANS APP
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