Q.181 Consider a RL series circuit, the current ____ A. lags the applied voltage by 0° to 180° B. lags the applied voltage by 0° to 90° C. leads the applied voltage by 0° to 90° Read More …
Basic Electrical Engineering MCQ_81(Single phase AC)
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Basic Electrical Engineering MCQ_80_1(Single phase AC)
Q.166 The reactance offered by a pure capacitor to the direct current or voltage is ___ A. finite value B. infinite value C. unity D. not defined Ans.: B Q.167 Capacitor is equivalent to an open Read More …
Basic Electrical Engineering MCQ_80(Single phse AC)
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Basic Electrical Engineering MCQ_79_1(Single phase AC)
Q.151 The impedance of purely resistive circuit is given by in polar form ___and rectangular form__. A. Z = R and Z = RΩ =(R+j0)Ω B. Z = R ∠ 0º and Z = RΩ =(R+jX)Ω C. Read More …
Basic Electrical Engineering MCQ_78(Single phase AC)
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Basic Electrical Engineering MCQ_78_1(Single phase AC)
Q.136 To draw phasor diagram of a.c circuit consists of R, L, C. which of the following is taken as reference value? A. voltage value B. current value C. power D. depend upon circuit parameter like Read More …
Basic Electrical Engineering MCQ_77_1(Single Phase AC)
Q.121 All a.c circuits are made up of combination of _____. A. Resistance R B. Capacitance C C. Inductance L D. All of the above Ans.: D Q.122 What is the phase difference if a.c circuit Read More …
Basic Electrical Engineering MCQ_77(Single phase AC)
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Basic Electrical Engineering MCQ_77_1(AC Fundamental)
Q.106 The negative maximum value of cosine wave occurs at __. A. 0º B. 90º C. 180º D. 270º Ans.: C Q.107 the average value of sin2Ѳ over a complete cycle is__ A. 1/2 Read More …