Electric Circuits Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be 40 µF 160 µF 10 µF 5 µF 40 µF 160 µF 10 µF 5 µF ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A voltage source having an open circuit voltage of 100 V and internal resistance of 50 Ω is equivalent to a current source 2 A with 50 Ω in series. 0.5 A in parallel with 50 Ω. none of these. 2 A with 50 Ω in parallel. 2 A with 50 Ω in series. 0.5 A in parallel with 50 Ω. none of these. 2 A with 50 Ω in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Stranded aluminium. Copper. Aluminium. Steel. Stranded aluminium. Copper. Aluminium. Steel. ANSWER DOWNLOAD EXAMIANS APP
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. open circuit. dielectric losses decreases. dielectric losses increases. short circuit. open circuit. dielectric losses decreases. dielectric losses increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the resistance. 480 Ohms. 1000 Ohms. 100 Ohms. 500 Ohms. 480 Ohms. 1000 Ohms. 100 Ohms. 500 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between time period T and frequency? T = 0.85 / frequency. T = 0.5 / frequency. T = frequency. T = 1 / frequency. T = 0.85 / frequency. T = 0.5 / frequency. T = frequency. T = 1 / frequency. ANSWER DOWNLOAD EXAMIANS APP
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