Solved question paper for BEEE May-2012 (B-TECH 1st-2nd)
Solved Question Paper
Basic electrical and electronics engineering May-2012
PTU • B-TECH • Mechanical Engineering • 1st-2nd • May-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
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What are the quantities on which resistance of a linear circuit depends? Also write their relationship.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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State Kirchhoff’s laws for a linear bilateral DC circuits.Short Answer 1.5 Marks May-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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Dec 2012 State and explain Kirchoff\'s laws.
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Dec 2012 State Kirchoff’s voltage law.
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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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Write the delta equivalent of a star connected resistances.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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Prove relationship between r.m.s. and mean value of sine wave.Long Answer 1.5 Marks May-2012 • PTU B-TECH
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Dec 2016 Prove relationship between r.m.s. and mean value of sine wave.
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Write any four magnetic and electric circuit analogous quantities.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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Dec 2016 Write any four magnetic and electric circuit analogous quantities.
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Explain the necessity of damping in analog instruments.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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Explain in brief potentiometric transducer.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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Draw and explain characteristic of Zener-diode.Long Answer 1.5 Marks May-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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Dec 2012 Draw the V-I characteristics of a PN junction diode and a zener diode.
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Draw pin diagram of IC 555.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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Dec 2016 Give the pin diagram of IC555 and explain its various applications.
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Dec 2014 Explain PIN diagram, purpose & description for IC 555.
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May 2011 Describe the pin configuration and internal block description of IC 555.
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Dec 2010 What is IC 555 used for? Give its pin diagram.
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May 2008 Describe pin diagram of 555 IC.
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Dec 2008 Give pin configuration of IC 555.
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Dec 2006 Draw and label the pin diagrams of IC 555.
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Explain any truth table as applicable to digital electronics.Short Answer 1.5 Marks May-2012 • PTU B-TECH
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Derive an expression for value of α at any temperature other than t = 0°, and write an expression for resistance at any temperature if resistance at t = 0°, is not known.Long Answer 8 Marks May-2012 • PTU B-TECH
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May 2012 Derive an expression for resistance at any temperature, if resistance at t = 0° is not known.
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A ring has a diameter of 20 cm and a cross sectional area of 10 cm². The ring is made up of semi-circular sections of cast iron and cast steel, with each joint having a reluctance equal to an air-gap of 0.2 mm. Find the AT required to produce a flux of 8 × 10⁻4 wb. The fringing and leakage effects may be neglected.Long Answer 8 Marks May-2012 • PTU B-TECH
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A voltage e(t)=100sin314t is applied to series circuit consisting of 10 Ω resistance, 0.0318 henry inductance, and a capacitor of 63.6 µF. Determine (i) expression for current i(t), (ii) phase angle between voltage and current, (iii) power factor, (iv) active power consumed, (v) maximum value pulsating energy.Long Answer 8 Marks May-2012 • PTU B-TECH
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May 2012 A voltage, e(t)=150sin(2πft), 50 Hz, is applied to a series circuit consisting of 10 Ω resistance and 0.0318 henry inductance. Determine: (i) expression for current i(t); (ii) phase angle between voltage and current; (iii) power factor; (iv) active power consumed; (v) maximum value pulsating energy.
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Explain principle of operation of moving iron instrument and draw its construction.Long Answer 8 Marks May-2012 • PTU B-TECH
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May 2019 Give the working principle of moving iron instruments.
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Dec 2009 Give the working principle of moving iron instruments.
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May 2007 Give the working principle of moving iron instruments.
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Explain in detail capacitive transducer and list its field of application.Long Answer 8 Marks May-2012 • PTU B-TECH
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May 2017 What is Capacitive Transducer? Give example.
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May 2016 Explain the principle of capacitive transducer and its application.
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A Zener diode is connected across a series combination of battery with range of 20V-50V and a resistance of 820 Ω. Voltage across Zener diode is 12V, determine the maximum and minimum Zener current as well as the output voltage, when (i) Zener diode is considered to be ideal, (ii) Zener resistance of Zener diode is 7 Ω.Long Answer 8 Marks May-2012 • PTU B-TECH
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What do you mean by linear IC? Draw Pin diagram of IC 741.Short Answer 8 Marks May-2012 • PTU B-TECH
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Explain in detail R-S flip flop.Long Answer 8 Marks May-2012 • PTU B-TECH
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May 2018 Describe the operation of J-K flip flop with suitable wave-form
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May 2012 Explain in detail J-K 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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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.