Electric Circuits When AC flows through a pure capacitance then the current 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. leads the emf by 90o. leads the emf by - 90o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V? 15 A. 20 A. 10 A. 7 A. 15 A. 20 A. 10 A. 7 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit to get Q>1, which of the following is required? XL = R XL < R XL > R All of these XL = R XL < R XL > R All of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits From the circuit diagram shown in question 1 find the Norton current. 1 A. 2 A. 2.5 A. 4 A. 1 A. 2 A. 2.5 A. 4 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC series circuit, if the voltage across capacitor is greater than voltage across inductor, then power factor of the network is unity. lagging. leading. zero. unity. lagging. leading. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing 5 mH. 20 mH. 0 mH. 10 mH. 5 mH. 20 mH. 0 mH. 10 mH. ANSWER DOWNLOAD EXAMIANS APP
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