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. dielectric losses increases. short circuit. open circuit. dielectric losses decreases. dielectric losses increases. short circuit. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.5. 0.577. 0.866. 1. 0.5. 0.577. 0.866. 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V? 10 A. 20 A. 7 A. 15 A. 10 A. 20 A. 7 A. 15 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two 1 kΩ, 1 W resistors are connected in series. Their combine resistance and wattage will be 0.5 kΩ, 2 W. 2 kΩ, 1 W. 1 kΩ, 1 W. 2 kΩ, 0.5 W. 0.5 kΩ, 2 W. 2 kΩ, 1 W. 1 kΩ, 1 W. 2 kΩ, 0.5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The maximum power that can be transferred to the load resistor R from the voltage source in the figure is 9/8 W. 6/8W. 7.5 W. 1 W. 9/8 W. 6/8W. 7.5 W. 1 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Unit of apparent power is Watts. VA. VAR. KWhr. Watts. VA. VAR. KWhr. ANSWER DOWNLOAD EXAMIANS APP
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