Electric Circuits Resistance of which material does not change with change in temperature? Metal alloys constantan and manganin. Brass. Platinum. Tungsten. Metal alloys constantan and manganin. Brass. Platinum. Tungsten. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Lowest current density is generally recommended for plating of cadmium. silver. chromium. bronze. cadmium. silver. chromium. bronze. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two 1 kΩ, 1 W resistors are connected in series. Their combine resistance and wattage will be 1 kΩ, 1 W. 0.5 kΩ, 2 W. 2 kΩ, 0.5 W. 2 kΩ, 1 W. 1 kΩ, 1 W. 0.5 kΩ, 2 W. 2 kΩ, 0.5 W. 2 kΩ, 1 W. 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? Z and I. VL and VR. VR and I. VL and Z. Z and I. VL and VR. VR and I. VL and Z. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation ic = id. ic > id. ic < id. ic + id = 0. ic = id. ic > id. ic < id. ic + id = 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA. 400 130 900 250 400 130 900 250 ANSWER DOWNLOAD EXAMIANS APP
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