Solved question paper for BEEE Dec-2012 (B-TECH 1st-2nd)
Solved Question Paper
Basic electrical and electronics engineering Dec-2012
PTU • B-TECH • Mechanical Engineering • 1st-2nd • Dec-2012
basic electrical and electronics engineering previous year question papers on BRpaper are organized for students of Punjab Technical University’s Bachelor of Technology program, 1st-2nd semester. This section makes it easier to browse subject-wise old question papers for basic electrical and electronics engineering, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for basic electrical and electronics engineering question bank with answers while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.
BTEE 101 Basic Electrical and Electronics Engineering
Part A (Electrical Engineering)
1. Direct Current (DC) Circuits: Circuit elements and connected terminology, Kirchoff‟s Laws- Statement and Illustrations, Method of solving circuits by Kirchoff‟s law, Star-Delta Conversion, Computation of resistance at constant temperature, resistance at different temperatures, Ohm‟s Law- Statement, Illustration and Limitation, Units- Work, Power and Energy (Electrical, Thermal and Mechanical). DC Transients for RL and RC series circuits (7)
2. Alternating Current (AC) Fundamentals: Generation of alternating electro-motive force EMF, Concept of 3-phase EMF Generation, Peak, Root Mean Square and Average value of alternating current, Phasor representation of alternating quantities, Analysis of AC Circuit Representation of Alternating Quantities in Rectangular and polar forms. Introduction of Resistive, Inductive & Capacitive circuits and their series and parallel combinations. Concept of resonance in series and parallel circuits, Analysis of balanced 03 phase system with star-delta connections. (7)
3. Magnetic Circuits and Transformer: Comparison between magnetic and electric circuits, Magnetic effects of electric current, Current carrying conductor in magnetic field, Law of Electromagnetic Induction and its law, Self Inductance, Mutual Inductance, Coupling Coefficient between two magnetically coupled circuits. Single Phase Transformer: Construction, Working principle, Efficiency, Voltage regulation and applications.(7)
4. Rotating Electrical Machines: D.C. machines (motors and generators), Three phase Induction motor, Synchronous machines (motors and generators): construction, working principle, classification and applications. (7)
Part B (Electronics Engineering)
5. Transducers: Introduction, working and application of LVDT, Strain Gauge and Thermistor. Introduction and application of Digital Multimeter. (7)
6. Semiconductor Devices: Principle of operation characteristic and application of PN Junction Diode, Rectifiers, Zener Diode, Principle of operation characteristic and application of Bipolar Junction Transistor, Principle of operation and characteristic Field Effect Transistor, Regulated Power Supply. (7)
7. Digital Electronics: Binary, Octal and Hexadecimal number System & its arithmetic operations, Logic gates, Introduction of R-S, J-K, D and T Flip Flops & its truth tables. (6)
Solved Questions
Solved-
What are the limitations of the Ohm’s law?Very Short Answer 2 Marks Dec-2012 • PTU B-TECH
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Dec 2018 Write the statement of Ohm\'s law with its limitations.
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May 2017 What is Ohm’s Law?
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May 2015 Define Ohm’s law.
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May 2015 Define Ohm’s Law.
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Dec 2008 State Ohm\'s law and give its limitations.
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Dec 2006 What is Ohm’s law? State its limitations.
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State Kirchoff’s voltage law.Very Short Answer 2 Marks Dec-2012 • PTU B-TECH
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Dec 2018 State and explain Kirchhoff\'s voltage law.
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May 2017 Explain Kirchoff’s Laws- statement and illustration.
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Dec 2016 State and explain Kirchhoff’s voltage Law for DC linear circuits.
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Dec 2016 State Kirchoff’s current law.
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May 2015 Explain Kirchhoff’s Laws-statement and illustration.
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May 2012 State Ohm\'s law in reference to DC circuits.
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May 2012 State Kirchhoff\'s Current Law for a linear bilateral DC circuit.
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May 2012 State Kirchhoff’s laws for a linear bilateral DC circuits.
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Dec 2012 State and explain Kirchoff\'s laws.
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May 2011 State and explain Kirchhoff\'s laws.
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May 2009 State and explain Kirchoff\'s laws.
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Dec 2008 State and explain Kirchhoff\'s laws.
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Dec 2007 State and explain Kirchoff’s laws.
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Dec 2006 State and explain Kirchoff’s law.
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What is resonance?Very Short Answer 2 Marks Dec-2012 • PTU B-TECH
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May 2010 What is meant by resonant frequency?
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Write the voltage and current relations between line and phase values for star and delta connected three phase AC systems.Short Answer 2 Marks Dec-2012 • PTU B-TECH
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May 2019 Give the relation between phase & line values of voltage & current for star connection.
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May 2018 Give the relation between phase and line values of voltage and current for star connection.
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Dec 2018 Write the voltage and current relations between line and phase values for star and delta connected three phase AC systems.
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Dec 2017 What is the relation between phase voltage and line voltage in case of star connection?
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May 2015 Establish relation between Line & phase voltage in case of balanced 3 phase star connection.
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Dec 2009 Give the relation between phase and line values of voltage and current for star connection.
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May 2007 Give the relation between phase and line values of voltage and current for star connection.
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Why series DC motors are always started with load?Very Short Answer 2 Marks Dec-2012 • PTU B-TECH
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May 2006 Why are dc series motors never started at no load?
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Which type of measuring instrument is used for DC quantities?Very Short Answer 2 Marks Dec-2012 • PTU B-TECH
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Define Hall effect.Very Short Answer 2 Marks Dec-2012 • PTU B-TECH
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May 2015 What is Hall Effect? Explain with suitable diagrams.
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Dec 2014 Explain Hall Effect.
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May 2009 Define Hall\'s effect and give its applications.
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Draw the V-I characteristics of a PN junction diode and a zener diode.Short Answer 2 Marks Dec-2012 • PTU B-TECH
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Dec 2016 Draw and explain characteristic of Zener diode.
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May 2012 Draw and explain V-I characteristic of PN junction diode.
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May 2012 Draw and explain characteristic of Zener-diode.
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Can inductor and capacitor be fabricated on IC? If no, why?Short Answer 2 Marks Dec-2012 • PTU B-TECH
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May 2006 Why an inductor cannot be fabricated on an IC?
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Draw an AND gate using NAND gate.Short Answer 2 Marks Dec-2012 • PTU B-TECH
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Dec 2018 Draw an AND gate using NAND gate.
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Dec 2016 Draw an OR gate using NAND gate.
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Derive the relation for effect of temperature on the resistance of a conductor.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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May 2018 Derive an expression for resistivity of a conductor material and explain the effect of temperature on it.
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Dec 2016 On what factors does the resistance of a conductor depend?
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Dec 2010 Define temperature coefficient of resistance. Why is its knowledge important?
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May 2009 How does the resistance of metals and semiconductors vary with temperature? What is the significance of a negative temperature coefficient?
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May 2008 Derive an expression for resistivity of a conductor material and explain the effect of temperature on it.
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Dec 2007 What is the effect of temperature on the resistance of the conductor?
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May 2006 What is the effect of temperature on resistivity?
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Dec 2005 Discuss the temperature dependence of resistance.
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Calculate the currents in each branch of the circuit having two bulbs of 40 W, 220 V and 60 W, 220 V and a 1000 W, 230 V heater, all connected in parallel to each other from a 230 V ac source.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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Derive the relation for the average value of alternating current having sine wave.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2018 Define the average value of alternating current having sine wave and derive its expression.
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Explain the behaviour of the AC through RLC series circuit with the help of waveforms.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2018 Explain the behaviour of AC through a series RL circuit.
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Dec 2014 Explain in detail the theory of sinusoidal frequency response of parallel RLC circuit (Series RL paralleled with C) with neat diagrams & various waveforms.
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Explain the construction of a DC generator with neat sketch.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2019 Explain the principle of a D.C. generator.
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Dec 2018 Explain the construction of a DC generator with neat sketch.
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Dec 2010 Explain the working principle of a D.C. shunt generator.
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May 2006 Explain the principle and working of a DC generator.
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Dec 2006 Explain the constructional detail and working principle of a DC generator. Draw the internal and external characteristics.
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Derive the EMF equation of a transformer.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2018 Derive the EMF equation of a single-phase transformer from basic rules.
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Dec 2012 Derive an expression for emf equation of single phase transformer.
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May 2008 Derive an expression for emf equation of single phase transformer.
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Give classification of various types of instruments.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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Discuss in detail the operation of an induction type energy meter.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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May 2019 Explain the construction & working of induction type energy meter.
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May 2017 Explain working of Induction type Energy meters.
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May 2016 Explain induction type energy meter in detail.
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Dec 2009 Explain the construction and working of induction type energy meter.
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May 2007 Explain the construction and working of induction type energy meter.
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Dec 2005 Give working principle of induction type energy meter.
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Explain the working principle of LVDT.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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May 2023 b) What is LVDT? Give its principle of working, applications, advantages and disadvantages.
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Dec 2023 What do you understand by LVDT? Explain the working of LVDT with the suitable neat sketch.
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Dec 2020 Explain construction & working of LVDT in detail.
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May 2019 What is LVDT? Explain its use for the measurement of displacement.
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Dec 2019 Explain the principle of operation, construction and applications of LVDT.
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May 2017 Explain construction and working of LVDT in detail.
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May 2016 What is LVDT? Give its principle of working, applications, advantages and disadvantages.
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May 2014 What is full form of LVDT? Give its two applications.
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Dec 2014 Discuss working of LVDT and explain it with any one application of LVDT.
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May 2012 Explain in detail operation of LVDT and list its field of application.
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Dec 2012 What is LVDT? Discuss its principle and applications with neat diagram.
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Dec 2009 What is LVDT? Explain its use for the measurement of displacement.
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Dec 2008 Discuss construction, working principle, merits and demerits of LVDT.
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May 2007 What is LVDT? Explain its use for the measurement of displacement.
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Dec 2007 Explain the principle and working of LVDT.
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Dec 2005 What are uses of LVDT for measurements?
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Explain the working principle of a piezoelectric transducer.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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May 2016 Explain in brief Piezoelectric transducer.
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Dec 2010 What is a piezoelectric transducer?
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May 2009 Discuss the working principle, frequency response and applications of piezoelectric transducers.
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Dec 2005 What is piezoelectric transducer? Give its advantages and disadvantages.
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Draw the basic characteristics of a BJT.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2018 Draw the basic characteristics of a BJT.
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May 2008 Draw and explain input and output characteristic of NPN transistor.
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Explain the operation of a single phase diode bridge rectifier with the help of circuit diagram and waveforms.Long Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2023 Explain working of a Full Wave Bridge Rectifier using suitable waveforms.
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Dec 2018 Explain the operation of a single-phase diode bridge rectifier with the help of circuit diagram and waveforms.
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May 2013 Explain the working of a full wave rectifier.
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Dec 2010 Explain the working of a full bridge rectifier.
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May 2008 Explain working of PN junction diode as full wave rectifier.
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Dec 2008 Discuss the working of a full wave rectifier.
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Give the pin diagram of IC741.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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May 2016 Draw pin diagram of IC 741.
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Dec 2014 Explain PIN diagram, purpose & description for IC 741.
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May 2013 Give the pin diagram and its description for IC 78 XX.
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May 2013 What is IC 741 used for ? Give its pin diagram.
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Dec 2010 Draw the pin diagram of IC 78XX and explain the connections of each pin.
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Dec 2009 Draw and explain the PIN diagram of IC 7400.
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May 2007 Draw and explain the PIN diagram of IC 7400.
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Dec 2007 Describe pin diagram of 741.
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May 2006 Give the PIN diagram and its description for ICs 74XX series.
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Explain its various applications.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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Convert the decimal number 258 into binary, octal and hexadecimal number system.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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Explain the operation of a JK flip flop with the help of truth table.Short Answer 8 Marks Dec-2012 • PTU B-TECH
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Dec 2023
Explain the formation of T Flip Flop from JK Flip Flop. State its truth table.
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Dec 2010 Draw the truth table of a J-K flip flop.
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May 2006 Give the truth table for J-K flip flop.
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find basic electrical and electronics engineering previous year question papers for Bachelor of Technology, 1st-2nd semester?
This page lists basic electrical and electronics engineering question papers uploaded for Punjab Technical University Bachelor of Technology, 1st-2nd semester, organized for subject-wise browsing where available.
02 Are these official Punjab Technical University question papers?
BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.
03 How can previous year basic electrical and electronics engineering papers help in exam preparation?
Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.
04 What kind of topics does basic electrical and electronics engineering usually cover?
The question papers here relate to the official basic electrical and electronics engineering syllabus set by the university for this course and semester.
05 Does this page include a basic electrical and electronics engineering question bank with answers or solved answers?
This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.
06 Can I find papers for other subjects in the same Bachelor of Technology?
Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Bachelor of Technology.