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+? short circuit. dielectric losses decreases. dielectric losses increases. open circuit. short circuit. dielectric losses decreases. dielectric losses increases. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the dielectric of a capacitor is replaced by conducting material the capacitor can store infinite charge. the plate will get short circuited. the capacitance value of the plate will decrease. the capacitor will get heated up due to eddy currents. the capacitor can store infinite charge. the plate will get short circuited. the capacitance value of the plate will decrease. the capacitor will get heated up due to eddy currents. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits There are two capacitors C1 and C2 in parallel , what will be their equivalent capacitance? (C1 + C2) / C1C2. C1 + C2. C1C2. (C1C2) / C1 + C2. (C1 + C2) / C1C2. C1 + C2. C1C2. (C1C2) / C1 + C2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which cell has the reversible chemical reaction? Mercury oxide. Carbon Zinc. Lead acid. Silver oxide. Mercury oxide. Carbon Zinc. Lead acid. Silver oxide. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current decreases abruptly. the current decreases. the current increases. the current remain unaltered. the current decreases abruptly. the current decreases. the current increases. the current remain unaltered. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the rms value in Amperes. 1.414 A. 0.741 A. 1.57 A. 0.494 A. 1.414 A. 0.741 A. 1.57 A. 0.494 A. ANSWER DOWNLOAD EXAMIANS APP
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