Category: Basics of Electrical Engineering
Kirchoff’s Current Law MCQ Questions with Answers
Top 5 Basic Electrical Engineering MCQ on Kirchhoff’s current law with answers and solutions. Kirchhoff’s current law is applicable to which type of circuits Kirchhoff’s current law is applicable to which type of circuits: Series Parallel Any of these None of these Correct answer: 2. Parallel According to Kirchhoff’s current law, the summation of current […]
AC Waveform MCQ Questions
The variation of alternating current or voltage with respect to time is referred to as a waveform. Given below are AC Waveform MCQ questions. One complete variation of the waveform is referred to as One complete variation of sine wave from zero to positive peak, back to zero, then negative peak and again back to […]
Ohmmeter MCQ | MCQ Questions on Resistance Measurement
The ohmmeter is an electrical instrument that measures electrical resistance. Given below are Electrical Engineering MCQ on Ohmmeter. An Ohmmeter Measures An ohmmeter measures: Current Voltage Resistance Power Correct answer: 3. Resistance The type of Ohmmeter which measures extremely small values of resistance ____________ is the type of Ohmmeter which measures extremely small values of […]
The property of the electric circuit which opposes the flow of current is called – Basic Electrical Engineering MCQ#47
The property of the electric circuit which opposes the flow of current is called: Resistance Inductance Conductance Conductivity Correct answer: 1. Resistance
The unit of Conductivity is
The unit of conductivity is Ω mho mho/m ohm/m Correct answer: 3. mho/m
Correct formula to calculate Voltage (Voltage Formula) – Basic Electrical Engineering MCQ#45
The correct formula to calculate voltage is: V = WI V = P/R V = W/Q V = I.t Correct answer: 3. V = W/Q By definition the voltage is 1 volt if one joule of energy is required to move one coulomb of charge from one point to the other.
The Correct Formula for Ohm’s Law is – Basic Electrical Engineering MCQ#30
The Correct Formula for Ohm’s Law is: V = IR V = R/I V = I/R V = P/R Correct answer: V = IR According to Ohm’s law the electrical current in any circuit is directly proportional to the resistance. V ∝ I OR The voltage through any resistor is directly proportional to the product […]
The greater the lagging reactive power a circuit draws, the __________ is its power factor
The greater the lagging reactive power a circuit draws, the __________ is its power factor: Smaller Greater Any of these None of these Correct answer: 1. Smaller The greater the lagging reactive power a circuit draws, the smaller is its power factor
Permanent magnet moving coil instrument can be used for
Permanent magnet moving coil instrument can be used for: AC DC Both of these None of these Correct answer: 2. DC only Since the alternating current varies with time, this variation of current also changes the torque of coil. However, the pointer of PMMC can’t keep on fast reverse and is thus not suitable enough […]