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MCQs with Explanatory Answers

Basic Electronics (MCQs With Explanatory Answers)

Basic Electronics (MCQs With Explanatory Answers)

Basic Electronics (MCQs With Explanatory Answers) Q1. Choose the below option in terms of ascending order of band gap energy Options Diamond, Graphite, Silicon Graphite, Silicon, Diamond Silicon, Graphite, Diamond Silicon, Diamond, Graphite Q2. Band gap Energy for Silicon and Germanium at Room Temperature (300°K) are ____ & ____ respectively: – 56eV, 1.1eV 72eV, 1.2eV 1eV, 0.72eV 1eV, 0.56eV Q3. …

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Three Phase Induction Motors MCQs with Explanatory Answers

Three Phase Induction Motors MCQs with Explanatory Answers 1. If the frequency of 3-phase supply to the stator of 3-phase induction motor is increased, then synchronous speed is ________? Increased Decreased Remain unchanged None of the above JLCPCB - Prototype 10 PCBs for $2 + 2 days Lead Time China's Largest PCB Prototype Enterprise, 300,000+ Customers & 10,000+ Online Orders …

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Capacitors MCQs with Explanatory Answers

Capacitors MCQs with Explanatory Answers 1.  The Mark on Ceramic or Non-Polarized Capacitors is “104”. What is the value of Capacitor? 104 µF 10000 µF 10000 nF 100000 pF 2.  A capacitor passes AC and blocks DC True False    3.  Leads of all capacitors are polarized. True False    4.  Value of the below disk ceramic capacitor is:   …

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Power System MCQs with Explanatory Answers

Power System MCQs with Explanatory Answers (Generation, Transmission and Distribution  MCQs with Explanatory Answers ) 1. Volume of The Conductor is inversely proportional to the ____________. Voltage (V) Half of the Voltage (½ V) Squire of the Voltage (V2) None of the above   2.  Which among these is not a conventional source of electrical energy? Wind Gas Coal Diesel …

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Basic Concepts (MCQs With Explanatory Answers)

Basic Concepts (Electrical Fundamentals) MCQs With Explanatory Answers 1.  What is The Basic Three Electrical Quantities.  Resistance, Capacitance, Inductance Power, Voltage, Conductance Voltage, Current, Resistance(Impedance) Current , Reluctance, Inductance 2.   In case of Short Circuit,_______Current will flow in the Circuit.  Zero. Very Low Normal. Infinite  3.  Ω (Ohm) is the Unit of ___________? Resistance (R) Inductive Reactance ( XL) Capacitive …

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DC Circuits MCQs with Explanatory Answers

DC Circuits MCQs with Explanatory Answers 1. In a DC Circuit, Inductive reactance would be_________ Equal As in AC Circuits High Extremely High Zero 2. In DC Circuits, We can improve the Circuit power factor by Capacitors. True False 3. Kirchhoff’s laws are useful in determining—— Current flowing in a circuit EMFs and Voltage drops in a circuit Power in …

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Alternator / Generator MCQs with Explanatory Answers)

Alternator / Generator  MCQs with Explanatory Answers 1. The rating of Alternator / Generator may be expressed in ___________ kW kVA kVAR HP   2. Most of the Alternators have rotating field and stationary armature. True False 3. Salient pole type rotors are designed for alternators with many number of poles and Cylindrical rotors are designed for alternators with two …

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