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Category: Basic electronics question bank pdf

Junction Diodes 3. Special Purpose Diodes 4. Rectifiers 6. Electrical Wave Filters 7. BJT Amplifiers. Electronic Meters. Logic Circuits.

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Integrated Circuits Operational Amplifiers Sir I want to improve my basic general knowledge in electronics and communication so …send me some vedios regarding about …it. Sir, Can you send me the interview of electronic questions and answers in. PDF format.

basic electronics question bank pdf

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I worked in plant so i need. Your email address will not be published. Electronic Meters Digital Electronics :- Logic Circuits Integrated Circuits :- Posted on August 19, May 31, by engineer 18 Comments. Sir plz send me PDF to prepare for electrical and electronics core competencies.

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Please sir send me ongc exam preparation related questions PDF file. Please send me the pdf files. Leave a Reply Cancel reply Your email address will not be published. SuperWebTricks LoadingTo browse Academia. Skip to main content. Log In Sign Up. Basic Electronics Question Bank. Geetha Prakash. Explain the formation of the depletion layer in a pn junction diode 2. What is doping? Distinguish between intrinsic and extrinsic semiconductors 4. Distinguish between conductors, semiconductors, insulators using energy band diagrams 5.

What are donor and acceptor impurities? Differentiate between majority carriers and minority carriers 7. Differentiate between hole current and electron current 8. Why is the conductivity of Germanium more than that of silicon at room temperature? Describe the behaviour of pn junction under Forward bias and reverse bias Explain the conduction of current through a pn junction diode under forward and reverse bias conditions Explain the effect of temperature on the volt - ampere characteristics of a diode Why does a pn junction diode possess capacitance?

Why does the reverse saturation current vary with temperature? Compare Germanium and Silicon What is the relevance of PIV? Write some applications of a semiconductor diode Compare the terms reverse breakdown voltage and PIV of a diode Electronics Engineering students need to face some Basic Electronics Questions whether they are preparing for an interview or viva voce. So, this article gives you few Basic Electronics Questions for Interview and other competetive exams.

Generally, you need to refer a variety of books in order to cover the ocean of topics in Electronics. What is an ideal voltage source? Answer: A device with zero internal resistance. What is an ideal current source? Answer: A device with infinite internal resistance.

What is a practical voltage source? Answer: A device with small internal resistance. What is a practical current source? Answer: A device with large internal resistance. The voltage out of an ideal voltage source is A. Zero B. Constant C. Load resistance dependent D. Internal resistance dependent Answer: B. The current out of an ideal current source is A. The path between two points along which an electrical current can be carried is called A.

A network B. A relay C. A circuit D. A loop Answer: C. The unit of electrical resistance is A. Volt B. Amp C. Ohm D. Coulomb Answer: C. In a constant voltage DC circuit, when the resistance increases, the current will A. Decrease B. Stop C. Increase D. Remains constant Answer: A.Predict the efficiency under maximum power transfer condition? State in which types of applications such a level of efficiency is acceptable and Why?

BTL — 1 Remember. BTL — 3 Apply. Point out the behavior of an ideal capacitor when connected across a dc excitation. Show the symbolic representation of their behavior.

Basic Electronics Questions for Interview

Discuss the behaviour of an ideal inductor when connected across a dc excitation, BTL — 2 Understand. When a resistor is placed across the V supply, the current is 36A.

What is the value of resistor that must be placed in parallel to increase the load to 40A?

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Evaluate the series connection of resistors and voltage divider rule. Justify the parallel connection of resistors and current divider rule. BTL — 5 Evaluate.

[LATEST] BASIC ELECTRONICS Questions and Answers pdf

What are ideal independent voltage and current sources? Sketch the symbolic representations of each and draw their v-i characteristics, BTL — 1 Remember.

Outline the steps required to analyse a circuit by applying the mesh current method. List the steps to write the node-voltage equations for analyzing a n-node circuit. BTL — 2 Understand. Compose the expressions for a inductors and b capacitors connected in parallel.

Control Systems Question paper IC pdf free download. For the system described byC S Show the nature of the timeresponse. BTL 3 Applying 2. Classify the time domain specifications. BTL 3 Applying 3. Define […]. Your email address will not be published. Leave this field empty. BTL — 1 Remember 2. BTL — 1 Remember 4. Asses superposition theorem and list its limitations. BTL — 4 Analyze 5.

BTL — 4 Analyze 6. BTL — 3 Apply 8. Distinguish Loop and Mesh analysis.To browse Academia. Skip to main content.

basic electronics question bank pdf

Log In Sign Up. Basic Electronics Question bank 3. Geetha Prakash. Obtain a relation between them 2. Show that it is always less than unity.

How much larger is the CE leakage current compared with CB leakage current for a given transistor 4. Draw the output characteristics of a transistor in CE configuration. Show the different regions of operation. What are the biasing requirements for the transistor to operate in these regions?

Compare among CC,CB, CE configurations of a transistor amplifier in terms of current gain, voltage gain, input impedance, output impedance and a few applications 7.

Explain the mechanism of amplification in a transistor. What is faithful amplification? Explain the conditions to be satisfied to achieve faithful amplification in a transistor. Mention the essentials of biasing What are the biasing rules for a transistor so that it can be used as an amplifier. Show the biasing arrangement for an npn transistor to be used as an amplifier Sketch the circuit of a transistor amplifier and explain the function of various components in the circuit Sketch the basic circuit of a voltage amplifier and explain its action using load line analysis Show that the output voltage of single stage common emitter transistor amplifier is o out of phase with the input voltage Describe the various methods of biasing the transistor.

Mention their advantages and disadvantages.

Basic Electronics Questions and Answers

Write a note on frequency response of an amplifier Why does the gain of an RC coupled amplifier fall in Low frequency and high frequency range Define cut off frequencies and bandwidth of an amplifier A given amplifier arrangement has the following voltage gains.

What is the overall voltage gain? Also express each gain in dB and determine the total dB voltage gain Express in decibels the relative gain of a transistor amplifier at the lower cur off frequency Basic Electronics. Question Bank. Module — 1 Semiconductor Diodes and Applications. Explain the operation of pn junction diode under forward and reverse bias conditions with. Explain briefly the pn junction diode characteristics. Draw and explain the V-I characteristics of a Si Silicon diode.

basic electronics question bank pdf

Draw and explain the V-I characteristics of a Ge Germanium diode. Explain the different diode approximation with neat figures. With appropriate circuit diagram, explain the DC load line analysis of semiconductor diode. Also mention the importance of bias point. What is a rectifier? With a neat circuit diagram, explain the working of a half wave rectifier along with relevant. Derive the expressions for I d cV d cI r m sV r m sregulation, of a half-wave rectifier.

Show that the maximum efficiency of a half wave rectifier is Show that the ripple factor of a half wave rectifier is 1. With a neat circuit diagram, explain the working of a two diode centre-tapped full wave rectifier along with relevant waveforms. With a neat circuit diagram and waveforms, explain the working of centre-tapped full wave. Show that the maximum efficiency of a full wave rectifier is What is ripple factor?

Show that the ripple factor of a full wave rectifier is 0. With a neat circuit diagram, explain the working of a bridge rectifier along with relevant.

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basic electronics question bank pdf

What is the need for a capacitive filter? Briefly explain capacitive filter circuit. With a neat diagram and waveforms, explain the half-wave rectifier with a capacitive filter. With a neat diagram and waveforms, explain the full-wave rectifier with a capacitive filter and derive the expression for ripple factor. Name the junction breakdowns in diodes. Explain them briefly. Distinguish between Zener and Avalanche breakdown. Write a note on voltage regulator circuit.

With neat circuit diagrams, explain Zener diode voltage regulator circuit with no load and. With a neat diagram, explain how Zener diodes can be used for voltage regulation with no. Explain the performance of Zener diode voltage regulator in terms of source and load effects. Discuss the load and line regulation using Zener diode with neat circuit diagram and. For the circuit shown in the figure, draw the DC load line and locate Q-point.

Find the value of the series resistance R required to drive a forward current of 1. Write the circuit diagram showing all the. In a half wave rectifier, the input is from 30 V transformer.

The load and diode forward. Calculate the,PIV and.Current Electricity 2. Network Theorems 3. Electrostatics 4.

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