This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Kirchhoff’s Laws and Network Solution”. 1. In an AC circuit, resistance 50 Ω, inductance 0.3 H and capacitance 15 μF is connected to an AC voltage source 25 V, 50 Hz. Determine the inductive reactance in the circuit. a) 36 ohm … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Alternating Current in an RLC Circuit”. 1. Find the total voltage applied in a series RLC circuit when i=3mA, VL=30V, VC=18V and R=1000 ohms. Note that it’s an AC circuit. a) 3.95V b) 12.37V c) 32.67V d) 6.67V 2. In an … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Resistance and Capacitance in Series”. 1. If in an alternating current circuit, resistance is 5 ohm, capacitive reactance is 12 ohm, what is the impedance? a) 5 ohm b) 10 ohm c) 12 ohm d) 13 ohm 2. If in an … Read more
This set of Basic Electrical Engineering Assessment Questions and Answers focuses on “Current and Voltage in a Capacitive Circuit”. 1. Can capacitor fully charge using alternating current? a) yes b) no c) may or may not d) depend on value of capacitance 2. What is the resistance offered by a capacitor? a) Susceptance b) Conductance … Read more
This set of Basic Electrical Engineering Problems focuses on “Alternating Current in a Capacitive Circuit”. 1. What is the resonance frequency of ac circuit? a) 1/√LC b) √(L/C) c) √LC d) LC 2. What is impedance at resonance? a) maximum b) minimum c) zero d) cannot be determined 3. What is the value of impedance … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Resistance and Inductance in Series”. 1. A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the current in the circuit. a) 2.2A b) 4.2A c) … Read more
This set of Basic Electrical Engineering Question Paper focuses on “Mechanical Analogy, Current and Voltage of an Inductive Circuit”. 1. Inductor does not allow sudden changes in? a) Voltage b) Current c) Resistance d) Inductance 2. Inductance is _____________________ to number of turns in the coil. a) directly proportional b) inversely proportional c) equal d) … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Alternating Current in a Resistive & Inductive Circuit”. 1. Instantaneous voltage is the product of resistance and _____________ current in a resistive circuit. a) Instantaneous b) Average c) RMS d) Peak 2. Find the value of the instantaneous voltage if the … Read more
This set of Basic Electrical Engineering Questions and Answers for Aptitude test focuses on “Phasor Diagrams Drawn with r.m.s. Values Instead of Maximum Values”. 1. Ammeters and voltmeters are calibrated to read? a) RMS value b) Peak value c) Average value d) Instantaneous value 2. The rms value is _________ times he maximum value a) … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Representation of an Alternating Quantity by a Phasor”. 1. For addition and subtraction of phasors, we use the _________ form. a) Rectangular b) Polar c) Either rectangular or polar d) Neither rectangular nor polar 2. For multiplication and division of phasors, … Read more
