Electric Circuits What is meant by the rate of flow of an electric charge? Electric resistance. None of these Electric current. Electric potential. Electric resistance. None of these Electric current. Electric potential. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 100 Ohms. 50 Ohms. 200 Ohms. 25 Ohms. 100 Ohms. 50 Ohms. 200 Ohms. 25 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Aluminium. Copper. Steel. Stranded aluminium. Aluminium. Copper. Steel. Stranded aluminium. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which quantity should be measured by the voltmeter ? Speed Power Current Voltage Speed Power Current Voltage ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In direct arc furnace which of following is of high value? Voltage. Power factor. All of above. Current. Voltage. Power factor. All of above. Current. 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 decrease if frequency of voltage source increases? VR and I. Z and I. VL and VR. VL and Z. VR and I. Z and I. VL and VR. VL and Z. ANSWER DOWNLOAD EXAMIANS APP