Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is a few watt. 100 watt. maximum power. zero watt. a few watt. 100 watt. maximum power. zero watt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The switch S is the circuit shown in figure is ideal. If the switch is repeatedly closed for 1 ms and opened for 1 ms, the average value of i(t) is 1 mA. 0.5 mA. 0.35 mA. 0.25 mA. 1 mA. 0.5 mA. 0.35 mA. 0.25 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the relation between line voltage and phase voltage in case of delta connection? VL = √3 VP. None of these. VL = VP. VL = 1/ √3 VP. VL = √3 VP. None of these. VL = VP. VL = 1/ √3 VP. 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? 6.7 ohms. 9.7 ohms. 7.7 ohms. 8.7 ohms. 6.7 ohms. 9.7 ohms. 7.7 ohms. 8.7 ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is 0.015 F. 1.5 F. 15 μF. 1.5 μF. 0.015 F. 1.5 F. 15 μF. 1.5 μF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Power factor can be defined as cosine of angle between voltage and current. sine of voltage and current. ratio of resistance versus impedance. both option B and C. cosine of angle between voltage and current. sine of voltage and current. ratio of resistance versus impedance. both option B and C. ANSWER DOWNLOAD EXAMIANS APP