Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is 40.8 V. 30.6 V. 24.4 V . 50.8 V. 40.8 V. 30.6 V. 24.4 V . 50.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the reactive power in AC operation? Apparent power × cosθ. Apparent power × sinθ. Real power × cosθ. Real power × sinθ. Apparent power × cosθ. Apparent power × sinθ. Real power × cosθ. Real power × sinθ. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the unit of potential difference ? Watt Volt Ohm Ampere Watt Volt Ohm Ampere ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Bulb in street lighting are connected in end of end. series. series parallel. parallel. end of end. series. series parallel. parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Average power taken by the pure capacitor is Zero Minimum Any of the above Maximum Zero Minimum Any of the above Maximum ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power 50 Hz. 0 Hz. 100 Hz. 150 Hz. 50 Hz. 0 Hz. 100 Hz. 150 Hz. ANSWER DOWNLOAD EXAMIANS APP
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