Electric Circuits If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of frequency. reactive power. time. power. frequency. reactive power. time. power. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In which of the following oscillations are not present? Under damping Critical damping Over damping Both 2 and 3 Under damping Critical damping Over damping Both 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits How many 200W / 220V bulbs connected in series across 220V supply will consume 100W? 1. 2. Not possible. 4. 1. 2. Not possible. 4. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is 15.92 Ω. 31.84 Ω. 7.96 Ω. 63.68 Ω. 15.92 Ω. 31.84 Ω. 7.96 Ω. 63.68 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 400 Ω. 40 Ω. 800 Ω. 4 Ω. 400 Ω. 40 Ω. 800 Ω. 4 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Reactive power drawn by a pure resistor is 0 None of these minimum maximum 0 None of these minimum maximum ANSWER DOWNLOAD EXAMIANS APP
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