This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Capacitors in Parallel”. 1. What is the total capacitance when three capacitors, C1, C2 and C3 are connected in parallel? a) C1/(C2+C3) b) C1+C2+C3 c) C2/(C1+C3) d) 1/C1+1/C2+1/C3 2. Calculate the total capacitance. a) 10F b) 15F c) 13F d) 20F … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Capacitance”. 1. A power factor of a circuit can be improved by placing which, among the following, in a circuit? a) Inductor b) Capacitor c) Resistor d) Switch 2. When the supply frequency increases, what happens to the capacitive reactance in … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Charge and Voltage”. 1. Which among the following expressions relate charge, voltage and capacitance of a capacitor? a) Q=C/V b) Q=V/C c) Q=CV d) C=Q2V 2. If a 2F capacitor has 1C charge, calculate the voltage across its terminals. a) 0.5V … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Capacitors”. 1. What is the relation between current and voltage in a capacitor? a) I=1/C*integral(Vdt) b) I=CdV/dt c) I=1/CdV/dt d) I=Ct 2. If 2V is supplied to a 3F capacitor, calculate the charge stored in the capacitor. a) 1.5C b) 6C … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Maximum Power Transfer”. 1. The maximum power drawn from source depends on __________ a) Value of source resistance b) Value of load resistance c) Both source and load resistance d) Neither source or load resistance 2. The maximum power is delivered … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Star Delta Transformation”. 1. Find the equivalent delta circuit. a) 9.69 ohm, 35.71 ohm, 6.59 ohm b) 10.69 ohm, 35.71 ohm, 6.59 ohm c) 9.69 ohm, 34.71 ohm, 6.59 ohm d) 10.69 ohm, 35.71 ohm, 7.59 ohm 2. Which, among the … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Delta Star Transformation”. 1. The value of the 3 resistances when connected in star connection is_________ a) 2.32ohm,1.22ohm, 4.54ohm b) 3.55ohm, 4.33ohm, 5.67ohm c) 2.78ohm, 1.67ohm, 0.83ohm d) 4.53ohm, 6.66ohm, 1.23ohm 2. Which, among the following is the right expression for … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Source Transformations”. 1. A voltage source connected in series with a resistor can be converted to a? a) Current source in series with a resistor b) Current source in parallel with a resistor c) Voltage source in parallel with a resistor … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Norton’s Theorem”. 1. The Norton current is the_______ a) Short circuit current b) Open circuit current c) Open circuit and short circuit current d) Neither open circuit nor short circuit current 2. Norton resistance is found by? a) Shorting all voltage … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Thevenin’s Theorem”. 1. Calculate the Thevenin resistance across the terminal AB for the following circuit. a) 4.34 ohm b) 3.67 ohm c) 3.43 ohm d) 2.32 ohm 2. Calculate Vth for the given circuit. a) 5.54V b) 3.33V c) 6.67V d) … Read more
