Electric Circuits If one cycle of AC waveform occurs every millisecond, the frequency will be 100 Hz. 1000 Hz. 10 kHz. 50 Hz. 100 Hz. 1000 Hz. 10 kHz. 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
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 L is 50.5 V. 39.1 V. 45.5 V. 31.9 V. 50.5 V. 39.1 V. 45.5 V. 31.9 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit to get Q>1, which of the following is required? XL = R XL > R All of these XL < R XL = R XL > R All of these XL < R ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Reactive power drawn by a pure resistor is 0 None of these maximum minimum 0 None of these maximum minimum ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current leads the emf by - 90o. leads the emf by 90o. lags the emf by 90o. is in phase with emf. leads the emf by - 90o. leads the emf by 90o. lags the emf by 90o. is in phase with emf. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in the resistor R shown in figure will be 0.8 A. 0.6 A. 0.2 A. 0.4 A. 0.8 A. 0.6 A. 0.2 A. 0.4 A. ANSWER DOWNLOAD EXAMIANS APP
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