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? 1.8 µF. 8.51 µF. 10.54 µF. 4.78 µF. 1.8 µF. 8.51 µF. 10.54 µF. 4.78 µF. 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+? dielectric losses decreases. short circuit. open circuit. dielectric losses increases. dielectric losses decreases. short circuit. open circuit. dielectric losses increases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of a dry cell is of the order of 1 to 15 Ohm. 1 to 1.5 Ohm. 0.2 to 0.4 Ohm. 2 to 5 Ohm. 1 to 15 Ohm. 1 to 1.5 Ohm. 0.2 to 0.4 Ohm. 2 to 5 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases? VL and I. Z and I. VL and Z. VL and VR. VL and I. Z and I. VL and Z. VL and VR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown below if I = 2 A then find V? 1 V. 3 V. 5 V. 2 V. 1 V. 3 V. 5 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A delta connection contains three equal impedance of 60 Ω. The impedance of the equivalent star connection for each star load will be 40 Ω. 15 Ω. 20 Ω. 30 Ω. 40 Ω. 15 Ω. 20 Ω. 30 Ω. ANSWER DOWNLOAD EXAMIANS APP
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