Solved question paper for BEEE May-2018 (B-TECH 1st-2nd)
Solved Question Paper
Basic electrical and electronics engineering May-2018
PTU • B-TECH • Information Technology • 1st-2nd • May-2018
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-
Define temp coefficient of resistance and give is units.Short Answer 2 Marks May-2018 • PTU B-TECH
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May 2019 Define Temp, coefficient of resistance & give its units.
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Dec 2009 Define temperature coefficient of resistance and give its units.
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May 2007 Define temperature coefficient of resistance and give its units.
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Energy meter isMCQ 2 Marks May-2018 • PTU B-TECH
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May 2006 Energy meter is
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Give the relation between phase and line values of voltage and current for star connection.Short Answer 2 Marks May-2018 • 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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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 2012 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 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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Give reasons why are all equipments connected parallel to the supply.Short Answer 2 Marks May-2018 • PTU B-TECH
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May 2006 Give reasons why are all equipments connected to parallel to the supply?
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What are the similarities in magnetic and electric circuits?Short Answer 2 Marks May-2018 • PTU B-TECH
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Dec 2014 Discuss analogy in Electrical and Magnetic circuits.
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Dec 2012 State similarities of electric and magnetic circuits.
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May 2010 Give an analogy between electric circuit and magnetic circuit.
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Dec 2006 State similarities of electric and magnetic circuits.
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The synchronous speed of induction motor is 1500 r.p.m and rotor speed is 1440 r.p.m. Find slip.Short Answer 2 Marks May-2018 • PTU B-TECH
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May 2008 The synchronous speed of an induction motor is 1500 r.p.m. and rotor speed is 1440 r.p.m. Find slip.
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What is gauge factor?Short Answer 2 Marks May-2018 • PTU B-TECH
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May 2008 What is gauge factor?
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Dec 2007 What is gauge factor?
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Draw symbols of BJT and zener diode.Short Answer 2 Marks May-2018 • PTU B-TECH
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Dec 2007 Draw symbols of BJT and Zener diode.
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Convert (1245)10 into Binary number system.Short Answer 2 Marks May-2018 • PTU B-TECH
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Dec 2007 Convert (1245)10 into Binary number system.
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Draw symbols of EX-NOR and AND gate.Short Answer 2 Marks May-2018 • PTU B-TECH
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Dec 2012 Draw symbols of EX-OR and NAND gate.
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May 2008 Draw symbols of NAND gate and NOR gate.
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Define rms, average and form factor of a sinusoidal alternating voltage.Short Answer 8 Marks May-2018 • PTU B-TECH
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May 2010 Define rms, average and form factor of a sinusoidal alternating voltage.
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Derive an expression for resistivity of a conductor material and explain the effect of temperature on it.Long Answer 8 Marks May-2018 • PTU B-TECH
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Dec 2016 On what factors does the resistance of a conductor depend?
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Dec 2012 Derive the relation for effect of temperature on the resistance of a conductor.
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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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The efficiency of a 1000 KVA, 110/220V, 50 HZ single phase transformer is 98.5% at half load at 0.8 power factor leading and 98.8% at full load at unity power factor. Find:
a) Iron loss
b) Full load copper loss.Long Answer 8 Marks May-2018 • PTU B-TECH-
Dec 2007 The efficiency of a 1000 KVA, 110/220 V, 50 Hz single phase transformer is 98.5% at half load at 0.8 power factor leading and 98.8% at full load unit power factor. Find (i) Iron loss (ii) full load copper loss.
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Discuss principle of operation of a 3-phase induction motor. What is frequency of rotor currents? Discuss.Long Answer 8 Marks May-2018 • PTU B-TECH
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May 2019 Explain the working principle & construction of three phase induction motor.
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May 2015 Explain principle, construction and working of 3 phase induction motor with suitable sketches.
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May 2014 Explain the principle of working of three-phase induction motor.
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May 2011 Describe the principle, construction and working of 3-phase induction motor with neat diagrams.
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May 2010 Give a clear explanation of the production of torque in 3-phase induction motor.
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Dec 2009 Explain the working principle and construction of three phase induction motor.
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May 2007 Explain the working principle and construction of three phase induction motor.
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Dec 2005 Discuss principle of operation of a 3-phase induction motor. What is frequency of rotor current? Discuss.
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Define transducer. State its classifications with 4 examples of passive type transduction.Long Answer 8 Marks May-2018 • PTU B-TECH
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May 2010 Define transducers. How are these classified? Give four examples of active transducers.
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Dec 2005 Define transducer. State its classifications with 4 examples of passive type transduction.
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a) What are the uses of Digital Multimeter?
b) Discuss applications of Digital Multimeter.Long Answer 8 Marks May-2018 • PTU B-TECH-
Dec 2019 List the various applications of digital multi-meter.
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Dec 2016 Write various functions of digital multimeter.
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Dec 2014 What are the functions of Digital Multi-meter?
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Dec 2011 What is digital multimeter? What is its operating principle? What are the quantities that can be measured by this meter?
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Dec 2008 Discuss the salient features of multimeters.
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Describe the operation of J-K flip flop with suitable wave-formLong Answer 8 Marks May-2018 • PTU B-TECH
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May 2012 Explain in detail J-K flip flop.
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May 2012 Explain in detail R-S flip flop.
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Dec 2012 Describe the operation of RS flip flop with suitable wave form.
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May 2008 Describe in detail the operation of R-S flip flop with wave form.
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Dec 2007 Describe in detail the operation of J-K flip flop with wave form.
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May 2006 Explain the working of R.S. flip flop.
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What are universal gates and why they are called so? How can OR and XOR gates be realized using NOR gates only.Long Answer 8 Marks May-2018 • PTU B-TECH
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Dec 2012 What are universal gates and why are they called so? How can OR and XOR gates be realized using NAND gates only?
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Dec 2006 What are universe gates and why are they called so? How can OR and XOR gates be realized using NAND gates only?
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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.