Electric Circuits A dependent source can be a current source. a voltage source. both a voltage or a current source. neither a voltage nor a current source. a current source. a voltage source. both a voltage or a current source. neither a voltage nor a current source. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits How many 200W / 220V bulbs connected in series across 220V supply will consume 100W? Not possible. 1. 2. 4. Not possible. 1. 2. 4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Efficiency of electrical machines should be calculated by measuring output and input. losses and output. losses and input. losses. output and input. losses and output. losses and input. losses. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 2) Two sinusoidal emfs are given as e1 = Asin(wt+45) and e2 = Bsin(wt-30). The phase difference between the two quantities in degrees is 105. 15. 75. 60. 105. 15. 75. 60. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor? 8.7 ohms. 9.7 ohms. 7.7 ohms. 6.7 ohms. 8.7 ohms. 9.7 ohms. 7.7 ohms. 6.7 ohms. 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
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