This set of Basic Electrical Engineering Questions and Answers for Entrance exams focuses on “Average and RMS Values of Sinusoidal & Non-Sinusoidal Currents and Voltages”. 1. If maximum value of current is 5√2 A, what will be the value of RMS current? a) 10 A b) 5 A c) 15 A d) 25 A 2. … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Average and RMS Values of an Alternating Current”. 1. Find the average value of current when the current that are equidistant are 4A, 5A and 6A. a) 5A b) 6A c) 15A d) 10A 2. What is the current found by … Read more
This set of Basic Electrical Engineering Question Bank focuses on “Relationship between Frequency, Speed and Number of Pole Pairs”. 1. The waveform of the emf generated undergoes one complete cycle when? a) Conductors move past north pole b) Conductors move past south pole c) Conductors move past north and south poles d) Conductors are stationary … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Waveform Terms and Definitions”. 1. The variation of a quantity such as voltage or current shown on a graph is known as ___________ a) Waveform b) Peak value c) Instantaneous value d) Period 2. What is the duration of one cycle … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Generation of an Alternating EMF”. 1. Which, among the following, is the correct expression for alternating emf generated? a) e=2Blvsin(θ) b) e=2B2lvsin(θ) c) e=Blvsin(θ) d) e=4Blvsin(θ) 2. What should theta be in order to get maximum emf? a) 00 b) 900 … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Coils Connected in Series”. 1. What is the equivalent inductance when inductors are connected in series? a) Sum of all the individual inductances b) Product of all the individual inductances c) Sum of the reciprocal of all the individual inductances d) … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Coupling Coefficient”. 1. What is the coupling coefficient when all the flux of coil 1 links with coil 2? a) 0 b) 100 c) 1 d) Insufficient information provided 2. What is the coupling coefficient when there is ideal coupling? a) … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Mutual Inductance”. 1. The phenomenon due to which there is an induced current in one coil due to the current in a neighbouring coil is? a) Electromagnetism b) Susceptance c) Mutual inductance d) Steady current 2. If the current in one … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Energy Stored in an Inductor”. 1. If the current in a coil having a constant inductance of L henrys grows at a uniform rate, what is the value of the average current? a) I b) I/2 c) I/4 d) 0 2. … Read more
This set of Basic Electrical Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Transients in LR Networks”. 1. An RL network is one which consists of ____________ a) Resistor and capacitor in parallel b) Resistor and capacitor in series c) Resistor and inductor in parallel d) Resistor and inductor in series 2. If the … Read more
