Electric Circuits The phase angle difference between current and voltage is 90o, the power will be maximum. minimum. VI. zero. maximum. minimum. VI. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits At which of the following frequency voltage across capacitor has maximum value for series circuit ? Less than resonance frequency Zero frequency Greater than resonance frequency Equal to resonance frequency Less than resonance frequency Zero frequency Greater than resonance frequency Equal to resonance frequency ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is maximum power. a few watt. 100 watt. zero watt. maximum power. a few watt. 100 watt. zero watt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For ideal tank circuit what is the value of dynamic impedance? None of these ∞ Both 0 None of these ∞ Both 0 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+? short circuit. dielectric losses decreases. dielectric losses increases. open circuit. short circuit. dielectric losses decreases. dielectric losses increases. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 80 times per second. 60 times per second. 120 times per second. 70 times per second. 80 times per second. 60 times per second. 120 times per second. 70 times per second. ANSWER DOWNLOAD EXAMIANS APP
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