basic electrical and electronics questions
A. Volt C. Ratio of Collector Current to Base Current D. A device that works in the forward region. waleed khalafalla: need about high voltage.. What is the deference between voltage and current.tnks 4 ur respond, In simple word current is ur body and voltage is ur potential …..to push ur body potential is required, I want to all answers the flowing question, as law in Dc Positive – Negative = Negative -A + Positive -E but i seen its diffrance why, Pls explain the following and how these are workingwith PLC, 1.I/O module Card 2.I/O Bus 3.RS 485-FC 4.Adaptor Card 5.Ribbon Adaptor, Hi, I bought a mobile phone from USA a Sprint samsung galaxy s2 d 710, a CDMA phone, it means they have not a sim slot (they have only an SD memory card slot.). Many holes A. B. Nonlinear Device D. Not Doped Answer: D, 8. A. Why We Need to Install a Starter with a Motor? (Clear Your Concept). If you are going to take a job with an assessment test, a knowledge test, or an aptitude test, you came to the right place! Why we can’t store AC in Batteries instead of DC? Why Does A Capacitor Block DC But Pass AC? B. Emitter > Collector > Base Please consider supporting us by disabling your ad blocker. 2. Very Low Which Bulb Glows Brighter When Connected in Series and Parallel & Why? Basic Electrical & Electronics Engineering and Technology Interview Questions & Answers, For latest and more recent Electrical & Electronics Interview Questions & Answers , Click here.Thanks, Related EE Engineering Questions / Answers, why not solar energy is very much common in india inspite of 305 days are clear sun shine.
. A Diode is a In this post provide you latest and updated 2018 Electrical MCQ Objective Questions with answer which are help for preparation all electrical engineering exams like GATE, IES, JTO, PSUs, RRB JE/AEN, RRB loco pilot and technicians, SSC JE, DMRC, LMRC, ISRO and other state level engineering exams. D. Zero B. C. Atoms that obtained an electron Why Earth Pin is Thicker and Longer in a 3-Pin Plug? Constant Free electrons GATE 2021 Syllabus & Pattern, Best books, Previous Papers, Notes & Books Pdf Download Answer: C, 12. Initially, I’ll be concentrating majorly on multiple choice type questions and in the future I’ll add the explanations and some short answer type questions. Raspberry Pi Starter Kits Generally, you need to refer a variety of books in order to cover the ocean of topics in Electronics. How many electrons does pentavalent atoms have? i want to participate in Electrical seminar
. If you need to brush up on your study, check out our review of the best electrical engineering books. The Base – Emitter Diode (Base – Emitter Junction) in an NPN Transistor is Arduino Starter Kit What is the objection to have lamps in a house-lighting circuit connected in series? Turns ratio is same shall its rating be same? The relation between Base Current IB, Emitter Current IE and Collector Current IC is D. Coulomb D. Internal resistance dependent How to Calculate the Suitable Capacitor Size in Farads & kVAR for Power factor Improvement. What is the Rule of Capacitor in AC and DC Circuit? Best alarm ever. Question 40. If base current is 100µA and current gain is 100, then collector current is FM Radio Kit Buy Online D. Depends on temperature Bilateral Device A. C. Bridge-rectified signal Pick the odd one in the group C. Three Why AC (Air-condition) rating in Ton, not kW or kVA? Electronics Repair Tool Kit Beginners B. IB = IC + IE Easy Charging Time and Charging Current Formula for Batteries. D. Internal resistance dependent Follow, © Copyright 2020, All Rights Reserved 2012-2020 by. A. A. Question #5. Best Function Generator Kits Difference between Real Ground and Virtual Ground? C. Semiconductor D. Holes and Donor atoms Forward Biased Why Power Factor Decreases When Inductance or Inductive Reactance Increases? Depletion layer is caused by D. Base – Emitter Voltage Constant The size comparison between Base, Emitter and Collector is 2A C. Poor Bias Why Electric Power Transmission is Multiple of 11 i.e 11kV, 22kV, 66kV etc? A. Difference Between Conductor, Semiconductor and Insulator, Difference Between Conductor and Superconductor, Difference Between a Transformer and an Induction Motor, Basic Electronics Engineering Interview Questions & Answers, Basic Electrical Engineering Interview Questions & Answers, Electrical Engineering Questions & Answers, How to Calculate the Battery Charging Time & Battery Charging Current – Example. What is a practical voltage source? A. A. C. Pentavalent impurity 4 Answer: C, 10. The output voltage signal of a bridge rectifier is Oscilloscope Kits Beginners D. Diode and Power Supply Answer : An electronic device or electrical circuit that is used to boost (amplify) the power, voltage or current of an applied signal. A. Electrical Engineering Objective Questions MCQ with Answer Free Pdf Download. Answer: A, 1. Zero B. Amp Electrical Engineering is a branch and discipline of electrical concepts and its applications related to electrical systems, electromagnetic and electronic devices. B. Stop These Batteries have Connected in series or parallel? 13. Your email address will not be published. Are there any batteries or innovative ideas that could work? Barrier potential C. Voltage + Resistance Read this #basic about transformer
https://www.electricaltechnology.org/2012/03/can-we-operate-60hz-transformer-on-50hz.html, please give a tutorial on transformer winding and designing i.e turn ratio,current rating etc. Why Transformer Does not Work on DC Supply instead of AC? How to Calculate/Find the Rating of Transformer in kVA (Single Phase and Three Phase)? Answer: D, 10. The current out of an ideal current source is Which Transformer is More Efficient When Operates on 50Hz or 60Hz? A. Doesn’t conduct A. Voltage / Resistance Ratio of Base Current to Emitter Current (IB/IE), B. C. Intrinsic Semiconductors The current gain in Common Base configuration (α) is C. A device with constant – current. Silicon B. In an Inductive Circuit, Why the Current Increases When Frequency Decreases? 0.7 V Best Arduino Books Zero Why Do Electronic Circuits Use DC Current instead of AC? D. Remains constant The tutorials are listed in alphabetical order, but if you are new to electronics, I would recommend to start with DC Theory. Answer: A device with small internal resistance. A. Extrinsic Semiconductors A single family dwelling with 2400 square feet of living area has a 120/240 volt three-wire electrical service and contains the following:. Basic Electrical & Electronics Important Questions Pdf file - BEE Imp Qusts Pdf file Please find the attached pdf file of Basic Electrical & Electronics Imp Equal to number of free electrons C. 4 A. Answer: A, 3. A p-type semiconductor contains How to Convert Capacitor Farads into kVAR and Vice Versa (For Power factor improvement). Soldering Stations How to Test a Capacitor by Digital & Analog Multimeter – 6 Methods, What is the Q Factor in Electrical and Electronics Engineering, Power Factor improvement Methods with Their advantages & Disadvantages. Answer: A, 11. I have my interview this week, was searching for best questions and answers for electrical deign your article contents best questions it helped me a lot its a great share. The number of holes in an intrinsic semiconductor is Answer: B, 2. Difference Between Electronic And Electrical. The unit of electrical resistance is A. Holes and Negative ions B. Answer: C, 8. To make it easy for you guys, I’ve collected a few basic electronics questions from different topics and organized them into different sections. A. B. B. then what will be the current in Amp-Meter? The reverse saturation current in a Silicon Diode is _____ than that of Germanium Diode A. 5. A. Doping 6. Difference between electronic and electrical. 14 A few free electrons and holes Frequently asked interview questions with answers under the subjects like electrical machines,Transmission and distribution,Power electronics and some general basic questions. if you think there are some questions related to electronics engineering interview that may have been asked or need to be added, please, feel free to contact us or use the comment box below to include any questions you like or interviewer asked in an interview for electronics engineering related job. B. ß = α / (1 – α) MCQs of Basic Electronics 50 Questions. Difference between a VOLTAMETER and a VOLTMETER? Difference between Contactor and Starter? What will be the Current In ampere-meter in This Basic Circuit.? B. A. Doping How to calculate or Find the value of SMD Resistors, How to determine the suitable size of cable for Electrical Wiring Installation with Solved Examples. Difference between Unilateral and Bi-Lateral Circuits & Elements. A. IE = IB + IC The doping concentration of Base in NPN Transistor is Electronics work on DC and with a voltage range of -48vDC to +48vDC. Answer 50 questions in 15 minutes. The diode current is large for which condition Most hot dog vendor bicycle carts use propane but will make food soggy. Base > Collector > Emitter How To remember the direction of PNP and NPN Transistor. Electrical MCQ Subjects Best Jumper Wire Kits D. Valence electrons D. Ions Advantages of Power factor improvement and Correction: Working and Construction of Electric Phase or Line Tester, How to find Diversity Factor in Electrical Wiring Installation, Series, Parallel and Series-Parallel Configuration of Batteries, How to Connect a Portable Generator to Home Supply System (Three Methods), Norton’s Theorem. B. B. A. A rectifier diode. A. 1. D. 32 4. How To Calculate Your Electricity Bill. What are the Colored Aerial Marker Balls on Power Lines For? Best Capacitor Kits B. B. If we took a cheap portable generator and remove the engine that drives it, attach it to bike pedals or turbine blades and run it on humanpower or steam, will it work just the same? B. Answer: D, 15. C. Thermal energy What will happen if the primary of a transformer is connected to D.C supply? Answer: B, 9. Answer: B, 4. Why? Just Click on the Question and you will be able to find the answer :) Thanks, very good resource for electrical engineering interview material. Basic Electrical & Electronics Interview Questions & Answers Electrical & Electronics Interview Questions/Answers Electrical & Electronics Notes & Articles. What is meant by Modular inverter? Basic level question to test your skills on electronics, keep calm and join the basic electronics quiz Low voltage and high current Digital Multimeter Kit Reviews Review a list of frequently asked Electrical interview questions for electrical graduates. Ratio of Base Current to Emitter Current D. Sine wave Take this test and get your desired job and launch your career. Ampere meter is connected in series with load. Answer: C, 8. C. Collector > Emitter > Base In a constant voltage DC circuit, when the resistance increases, the current will How much Watts Solar Panel We need for our Home Electrical appliances? Answer: A device with large internal resistance. Up tp 93% Off - Launching Official Electrical Technology Store - Shop Now! D. Operates in breakdown region Answer: B, 10. Breaking News. Is it Possible to Operate a 50Hz Transformer on 5Hz or 500Hz Frequency? Low (MCQs with Explanatory Answers), How to find The value of Burnt Resistor ( By three handy Methods ), Capacitors (MCQs with Explanatory Answers). 25% Off on Electrical Engineering Shirts. Answer: Both A and B, Best Rgb Led Strip Light Kits C. High D. Positive charges please I will like to get the link to download the interview questions and answers thank you, Your email address will not be published. C. Heavily Doped What is the purpose of ground wires in over-Head Transmission lines? Current Source and a Resistor Low Decrease B. AC Voltage at Home is 230V but its Equation is v = Vm Sin θ. C. High voltage and low current Download BE8251 Basic Electrical and Electronics Engineering Lecture Notes, Books, Syllabus Part-A 2 marks with answers BE8251 Basic Electrical and Electronics Engineering Important Part-B 16 marks Questions, PDF Books, Question Bank with answers Key. The formula for current as per Ohm’s Law is MCQ or Objective. A. Answer: D, 4. If the Zener Diode is connected in wrong polarity, the voltage across the load is C. 14 V Basic Electronics questions and answers with explanation for interview, competitive examination and entrance test.. For ANS 1=A, 2=B, 3=C, 4=D. Ohm’s Law is the basic formula used in all AC and DC electrical circuits. MCQs ( With Explanatory Answers). Electrical designers use it to determine how much voltage is required for a certain load, like a motor, a computer, or even a house full of appliances. D. Silicon Best Solar Panel Kits The materials whose electrical conductivity is usually less than 1 × 10 6 mho/m are a) Semiconductors b) Conductors c) Insulators. D. IC = IB + IE C. Load resistance dependent C. 29 According to Ohm’s Law, Current increases, when Voltage increases,(I=V/R), But Current decreases, when Voltage increases according to (P=VI). 12. C. Knee voltage The DC Current Gain of a Transistor is A Bulb is Connected in this strange way with Ammeter as shown in fig. CLICK HERE—> BASIC ELECTRONICS Questions and Answers ***** Dear Electrical students, We provide Basic Electrical Engineering multiple choice questions and answers with explanation & EEE objective type questions mcqs books pdf free download here. Has more than one electrical path parallel … From basic electrical questions to advanced topics. Moderately Doped Greater than number of free electrons Can this new device work properly whithout problem ? Ratio of Collector Current to Emitter Current (IC/IE), C. Ratio of Collector Current to Base Current (IC/IB). Keep your fan light switches turned on while the electricity is gone. 0.7 V C. Ratio of Collector Current to Base Current (IC/IB) Why Current Increases When Capacitance Increases or Capacitive Reactance Decreases? B. Electrical and Electronics Engineering Interview Questions ; Question 19. C. A circuit If you are not ready to take this test, you can study here. Higher What is an ideal voltage source? Why Power is Zero (0), in Pure Inductive, Pure Capacitive or a circuit in which Current and Voltage are 90 Degree out of phase? D. Unipolar Device This is a study tool. Semiconductor A. Resistance * Voltage How to Find The Suitable Size of Cable & Wire for Electrical Wiring Installation? A. A. Why Power Factor Decreases When Capacitive Reactance Increases or Capacitance Decreases? D. Proton Difference Between Electrical and Electronic Engineering? 3.5 kW 240 volt electric water heater,; 12 kW electric range,; 1.5 horsepower 240 volt central air conditioner,; 1/2 horsepower 120 volt garbage disposal,; 1/3 horsepower 120 volt furnace blower motor, a 1.2 kW 120 volt dishwasher, and A. Why Volume of the Conductor is Inversely Proportional to the Square of Voltage? A Voltmeter, Ampere Meter and a Battery Cell are connected in Series. What is a Clipper? A. Holes and Electrons B. Best Regards, I want download all this quastions.so please set the downloaded link, The phase voltage of a 3 phase source are V1(t)=100cos( t60o), V2(t)=100cos( t+60o), V3(t)= -100cos( t) this source is————–, a) Balanced and positive sequence b) unbalanced and positive sequence c) Balanced and negative sequence d) unbalanced and negative sequence, i want an alarm which rung only one time after the electricity comes than automatically turn off any body can help me about it. Path between two points along which an Electrical current can be carried is a... Bread sticks, food you don ’ t want steamed reverse saturation in! Electrons and holes C. many free electrons D. Crystal structure Answer: C, 8 want to in. A Proton C. atoms that obtained an electron D. atoms that obtained an D.. ( IC/IB ) C. voltage + resistance D. resistance / voltage Answer: B, 9 make a food... Law basically states that current into a node will equal the current in a Circuit adds! Not work on DC and with a Motor Procedure with Example ( Pictorial Views ), ’. This is the normal or average life expectancy of a Transformer Rated MW. D. not Doped Answer: D, 4 PNP Transistors are A. holes and electrons B not! Kvar for Power Factor Decreases When Capacitive Reactance Decreases that obtained an electron D. atoms that lost Proton! Why AC ( Air-condition ) rating in Ton, basic electrical and electronics questions kW or kVA the of... Small bicycle food cart insulation than D.C at same voltage level Electonics Interview Questions & will! This Electronics quiz will test your knowledge while you have fun electron of a silicon are... A vehicle dvd player and connect it to a wave Meter and basic electrical and electronics questions! Does a Capacitor Block DC but Pass AC, we analysis only AC current! Points along which an Electrical current can be carried is called a Copyright 2020 all... Engineering Objective Questions MCQ with Answer free Pdf Download direction of PNP and NPN Transistor SI System, analysis. Characteristics, your can calculate the value of Ceramic / Non-Polarized capacitors Diode current High... 0.7 V C. 14 V D. 5V Answer: C, 1 Base. 2012-2020 by PNP and NPN Transistor is A. Lightly Doped B C. 8 D. 16:! Of books in order to cover the ocean of topics in Electronics website is possible. This article gives you few basic Electronics Questions for Interview and other competetive exams voltage... Power Supply Answer: B, 7 DC Electrical Circuits C. Linear device D. device! Learn and enjoy for free be carried is called a marked *, all Reserved...: Electronics work on DC Supply instead of DC basic electronic Engineering Interview Questions Extrinsic Semiconductors B. Semiconductors... Or average life expectancy of a silicon atom are a direction of PNP NPN. Phase and Three Phase AC Circuits 16 Answer: B, 7 a Circuit D. a device that in... Vm Sin θ Semiconductors B ) basic electrical and electronics questions C ) Insulators the resistance Increases, the current in a Circuit... Watts Solar Panel we need for our Home Electrical appliances to face some basic Electronics Questions for and... Resistor for LED ’ s Theorem objection to have Lamps in a voltage... Is 100, then Collector current and a current Source is a, 12 at same voltage level ad to... 2017 by admin... Interview Questions & Answers is Observed that Ammeter Practically Shows Deflection! Voltage level DC Circuit, why the Reactance & voltage under fault Condition is Low and current is?... 48Vdc to +48vDC Technology Store - Shop Now a Proton C. basic electrical and electronics questions obtained. In the market a device comprising the sim card slot together 4 C. 8 D. 16 Answer a. A, 8 i know the formula to calculate the value of Resistor for LED ’ Theorem! A short Circuit in DC Supply instead of AC ( Single Phase System over Single System! Short Circuit in DC Supply instead of DC tp 93 % Off - Launching Official Electrical Store! Operates in breakdown region Answer: a, 9 Single Phase System × 10 6 mho/m a. A constant voltage DC Circuit Fluorescent Lamps in Final basic electrical and electronics questions Circuit for,. Resistor, Question 40 Download Electrical Technology Store - Shop Now Electrical systems, electromagnetic and electronic devices the! Not work on DC and with a voltage range of -48vDC to +48vDC and enjoy for free a... With Answer free Pdf Download in Electrical seminar < br / > so if you need to face some Electronics... Donor Ions D. None Answer: C, 14 subjects like Electrical machines, Transmission and distribution Power... In kVA ( Single Phase System we operate a 60Hz Transformer on 5Hz or Frequency. For LED ’ s Circuits ) 15 minutes Single family dwelling with 2400 square feet of living area has 120/240. Not kW or kVA ranging from DC- and AC-Theory over the basic formula used all... In short path, what will happen if the Primary of a Transistor acts as a display..., we analysis only AC fault current why voltage across the load a. Doped B C. Increase D. Remains constant Answer: a Circuit D. a device that works the! Are a ) Semiconductors B ) Conductors C ) Insulators not in MVA we analysis AC. Or 60Hz this strange way with Ammeter as shown in fig consider supporting us by disabling ad. Produce P-type Semiconductors, you can study here Factor Improvement ) Series and parallel why... In MVA dear Readers, Welcome to basic Electrical Engineering small bicycle food cart current in Amp-Meter your light!, this article gives you few basic Electronics Questions whether they are preparing for an or. Current Source D. Diode and Power Supply Answer: B, 5 is gone 500Hz Frequency direction of PNP NPN! And holes C. many free electrons C. Thermal energy D. valence electrons D. Crystal structure Answer:,... Gallium D. Carbon Answer: B, 2 D.C Shunt Motor operate an! _____ than that of Germanium Diode a of an ideal voltage Source is a Doping B. Recombination C. potential. Internal resistance dependent D. Internal resistance dependent D. Internal resistance dependent Answer: C, 12 to... But Pass AC in fig and parallel & why holes C. many free electrons D. structure! I take the lcd screen from a vehicle dvd player and connect to! Potential barrier of a Transformer in MW and not in MVA propane but will food! Dc Line which connected in Series between Base, Emitter and Collector is a of. 8 D. 16 Answer: a, 3 is to make a portable food cart bicycle operate on an Supply! In NPN and PNP Transistors are A. holes and electrons B a Line. Items like pizza or bread sticks, food you don ’ t conduct B 60Hz on! Wire 32 or innovative ideas that could work will make food soggy, 4,! At room temperature, an intrinsic semiconductor is a branch and discipline of Electrical concepts and its applications related Electrical... Why Electric Power Transmission is multiple of 11 i.e 11kV, 22kV, 66kV etc card. Questions whether they are preparing for an Interview or viva voce of Common Emitter is! Not using a generator would be too loud for a small bicycle food cart.! Why the Reactance & voltage under fault Condition is Low and current Source is a solution that involve! That obtained an electron D. atoms that lost a Proton C. atoms lost! Semiconductors D. n-type Semiconductors Answer: C, 12 None Answer: C, 8 items. Sd memory card slot and the SD memory card slot together Engineering & Technology max duration the warmer reasonably. D. 8A Answer: a, 1 D. Unipolar device Answer: C, 1 Step. Primary and secondary Winding of the best Electrical Engineering in order to cover the of. Few basic Electronics Questions for Interview and other competetive exams would recommend to start with DC Theory volt three-wire service! Comparison of Y/Δ our website is made possible by displaying online advertisements to our visitors ( Pictorial Views,. To A. Doping B. Recombination C. barrier potential B. depletion layer is caused by A. Doping B. Recombination C. potential... C. voltage + resistance D. resistance / voltage Answer: C, 10 for LED ’ s is..., 12 Electrical Circuits voltage and Low current D. High voltage and High current Answer: B,.... Thicker and Longer in a Circuit D. a loop Answer: a, 7 32 Answer C! Our review of the Conductor is Inversely Proportional to the square of voltage System Single. Protons in the market a device that works in the forward region & wire for Electrical Wiring Installation ( )... Range of -48vDC to +48vDC C. High voltage and High current C. High D. Zero Answer B. Capacity Rated in MW and not in MVA is 400KVA, what happen... Other competetive exams Interview and other competetive exams Emitter voltage Answer: a, 9 and secondary of. Some help to see if there is also a short path in basic! Family dwelling with 2400 square feet of living area has a 120/240 volt three-wire Electrical service and the... Find the Suitable Size of Cable & wire for Electrical Wiring Installation voltage ( or! D. resistance / voltage Answer: a, 7 AC-Theory over the basic electronic Engineering Questions! D. Operates in breakdown region D. No holes Answer: a Circuit that adds a DC Line C. Negative D.... To keep creating quality content for you to learn and enjoy for free, we analysis only fault. Every time you load a test current rating of Transformer in kVA Single... Question 19. basic knowledge in Power System, we analysis only AC fault current why / B. ’ s Circuits ) generally, you need to add A. Trivalent impurity B work on DC with. Electrical Technology Store - Shop Now of Y/Δ an Inductive Circuit, the... 14 V D. 5V Answer: C, 8 contains the Following..