Solved question paper for PHYSICS May-2016 (B-TECH 1st-2nd)
Solved Question Paper
Engineering physics May-2016
PTU • B-TECH • Civil Engineering • 1st-2nd • May-2016
engineering physics 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 engineering physics, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for engineering physics with answers pdf 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.
PART A
1. EM waves & Dielectrics:
Physical significance of Gradient, Divergence & Curl, Relationship between Electric Field & Potential, Dielectric polarization, displacement Current, Types of polarization, Maxwell‟s Equations, Equation of EM waves in free space, velocity of EM waves, Poynting vector, Electromagnetic Spectrum ( Basic ideas of different region).
2. Magnetic Materials & Superconductivity:
Basic ideas of Dia, Para, Ferro & Ferri, Ferrites, Magnetic Anisotropy, Magnetostriction its applications in production of Ultrasonic waves, Superconductivity, Superconductors as ideal diamagnetic materials, Signatures of Superconducting state, Meissner Effect, Type I & Type II superconductors, London Equations, Introduction to BCS theory.
3. Elements of crystallography:
Unit cell, Basis, Space lattice, Crystal Systems, Miller Indices of Planes & Directions in cubic system, Continuous & Characteristic X-Rays, X-Ray Diffraction & Bragg‟s law in Crystals, Bragg‟s spectrometer, X-ray radiography.
4. Lasers:
Spontaneous & Stimulated emissions, Einstein‟s Coefficients, Population Inversion, Pumping Mechanisms, Components of a laser System, Three & four level laser systems; Ruby, He-Ne, CO2 and semiconductor Lasers, Introduction to Holography.
PART B
5. Fibre Optics:
Introduction, Acceptance Angle, Numerical Aperture, Normalized frequency, Modes of propagation, material dispersion & pulse broadening in optical fibres, fibre connectors, splices and couplers, applications of optical fibres.
6. Special Theory of Relativity:
Concept of Ether, Michelson Morley Experiment, Einstein‟s postulates, Lorentz transformation equations; length, time and simultaneity in relativity, addition of velocity, variation of mass with velocity, Mass-Energy and Energy-momentum relations.
7. Quantum Theory:
Need and origin of quantum concept, Wave-particle duality, Matter waves, Group & Phase velocities, Uncertainty Principle, Significance & normalization of wave function, Schrodinger wave equation: time independent & dependent, Eigen functions & Eigen values, particle in a box.
8. Nanophysics:
Nanoscale, surface to volume ratio, electron confinement, nanoparticles (1D, 2D, 3D), Nanomaterials, Unusual properties of nanomaterials, synthesis of nanomaterials- ball milling and sol-gel techniques, Carbon nanotubes (synthesis and properties), applications of nanomaterials.
Solved Questions
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SECTION - B & C have FOUR questions each.Short Answer May-2016 • PTU B-TECH
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May 2024 SECTION-B &C have FOUR questions each.
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May 2013 SECTION - B & C have FOUR questions each.
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Dec 2012 SECTION - B & C. have FOUR questions each.
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Select atleast TWO questions from SECTION - B & C.Short Answer May-2016 • PTU B-TECH
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May 2024 Select atleast TWO questions from SECTION -B & C.
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May 2019 Select atleast TWO questions from SECTION - B & C.
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May 2018 Select at least TWO questions from each SECTION - B & C. M-54016 Page 1 of 2
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May 2018 Select at least TWO questions from SECTION - B & C. M-54105 Page 1 of 2
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Dec 2018 Select atleast TWO questions from SECTION - B & C.
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May 2017 Select atleast TWO questions from SECTION - B & C.
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May 2016 Select atleast TWO questions from SECTION -B & C.
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May 2015 Select atleast TWO questions from SECTION - B & C.
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May 2015 Select atleast TWO questions from SECTION - B & C.
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Dec 2015 Select ATLEAST TWO questions from SECTION - B & C.
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May 2014 Select at least Two questions from each ofthe Sections B & C. Section —A
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May 2013 Select atleast TWO questions from SECTION - B & C.
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May 2013 Select atleast TWO questions from SECTION - B & C.
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May 2012 Selecting at least TWO questions from SECTION -B & C each .
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May 2011 Select at least Two questions from Section - B & C
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Dec 2011 Select at least Two questions from Section - B & C.
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Dec 2011 Select atleast Two questions from Section – B & C.
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May 2010 Select at least lbo questions from Section B & C.
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Dec 2010 Selecting at least Two questions from Section - B & c.
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May 2009 Select atleast Two questions from Section - B & C. ,
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Dec 2009 Select atleast TWo questions from Section - B & C.
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May 2008 Select atleast TWo questions from Section - B and C.
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Dec 2008 Select at least Two questions from Section - B&C.
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Write briefly :Short Answer May-2016 • PTU B-TECH
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May 2024 Write short notes on:
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Which type of magnetic materials have permanent magnetic dipole moment associated to them?Short Answer May-2016 • PTU B-TECH
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May 2010 Which type of magnetic materials have permanent magnetic dipole moment associated to them?
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What is Bohr-magneton?Short Answer May-2016 • PTU B-TECH
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May 2010 What is Bohr-magneton?
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Which laser gives output radiation having frequency in the visible as well as IR region?Short Answer May-2016 • PTU B-TECH
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What is the physical significance of divergence of a vector field?Short Answer May-2016 • PTU B-TECH
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May 2019 Give the physical significance of divergence and curl of a field.
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May 2017 What is the physical significance of curl of a vector field?
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May 2017 What is the physical significance of curl of a vector field?
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May 2015 What is the physical significance of divergence of a vector field?
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Why a three level laser normally provide a pulsed output?Short Answer May-2016 • PTU B-TECH
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What do you understand by “10.5dB/Km@850nm”?Short Answer May-2016 • PTU B-TECH
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How you define proper length and proper time interval as per special theory of relativity?Short Answer May-2016 • PTU B-TECH
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May 2010 I low you define proper length and proper time interval as per special theory of relativity?
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Why n = 0 state is not allowed for particle confined to an infinite potential box?Short Answer May-2016 • PTU B-TECH
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May 2010 Why n:-0 state is nbt ailowed for particle confined to an infinite potential box?
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What do you mean by a primitive unit cell?Short Answer May-2016 • PTU B-TECH
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May 2013 What do you mean by unit cell?
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What is a Cooper pair? 2 | M- 54105 (S1)-439Short Answer May-2016 • PTU B-TECH
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State and prove Gauss’s law and express it in the differential form. (4)Short Answer May-2016 • PTU B-TECH
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May 2018 State Gauss’s law in electrostatics.
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Dec 2017 State Gauss\'s law in electrostatics.
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May 2016 State Gauss’s law in electrostatics.
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May 2013 State and Prove Gauss’s law in electrostatics. (5,3)
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Briefly discuss different dielectric polarization mechanisms. Also specify temperature dependence in each case. (4)Short Answer May-2016 • PTU B-TECH
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Dec 2019 a) What is meant by polarization of a material? Mention the different mechanism of polarization in a dielectric.
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Dec 2016 What are main characteristics of dielectric materials?
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May 2015 Discuss various polarizations induced in the dielectric when it is subjected to external electric field. (4,4)
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Dec 2014 Discuss various kinds of polarizations induced in the dielectric when it is subjected to external electric field.
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Dec 2011 Enumerate different polarization mechanisms in dielectrics?
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Dec 2005 What is dielectric polarization?
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Dec 2004 What is dielectric polarization?
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How ultrasonic waves are produced using magnetostriction? (4)Short Answer May-2016 • PTU B-TECH
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How you distinguish between coordination number and number of atoms per unit cell? Explain with help of an example. (4)Short Answer May-2016 • PTU B-TECH
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Discuss different types of possible transitions between two atomic energy states. (3)Short Answer May-2016 • PTU B-TECH
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Explain the construction and working of He -Ne laser with help of energy level diagram showing laser transitions and specify corresponding wavelengths. (5)Short Answer May-2016 • PTU B-TECH
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May 2024 Explain the construction and working of He-Ne laser with the help of energy level diagram, What is the role of He in He-Ne laser?
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May 2023 Discuss He-Ne laser with energy level diagram.
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Dec 2017 Using appropriate energy level diagram, discuss the working of He-Ne laser.
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Dec 2017 Describe the working of He-Ne laser with proper energy level diagram . | M54016 Page 2 of 2
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May 2016 Describe the working of He-Ne laser with proper energy level diagram. (5)
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May 2012 Draw energy level diagram and discuss working of He-Ne Laser.
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May 2009 Explain the working, constructiou and energy level diagram for He-Ne laser.
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Dec 2005 Discuss the principle of operation of He-Ne laser. Draw the energy level diagram and indicate t he wavelength of the radiation.
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Derive London equatio ns for a superconductor and use these to define penetration depth for a superconductor. (6)Short Answer May-2016 • PTU B-TECH
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The first maxima for Brag g’s diffraction of x -rays from KC1 crystal (d=0.314 nm) appears at 14°. Calculate energy of the incident x-rays. (2)Short Answer May-2016 • PTU B-TECH
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Describe-construction of an optical fiber with help of diagram. Further, describe the factors responsible for pulse dispersion in optical fiber and its consequences. (6)Short Answer May-2016 • PTU B-TECH
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Find acceptance cone for an optical fiber for which refractive index of core and cladding are 1.62 and 1.52, respectively. (2)Short Answer May-2016 • PTU B-TECH
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Define time dilation and derived the expression relating the time interval as observed in two inertial frames of references. (4)Short Answer May-2016 • PTU B-TECH
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May 2017 Derive the expression for time dilation of a relativistically moving body. (5)
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May 2010 Define time dilation and derive the expression relating thc time interval as observed in two inertial frames of references.
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Calculate the de-Broglie wavelength of an electron having KE = 1 MeV. (4)Short Answer May-2016 • PTU B-TECH
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Establish time dependent Schrodinger wave equation and further deduce time independent form of this equation. (5)Short Answer May-2016 • PTU B-TECH
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May 2023 Derive time dependent and time independent Schrodinger wave equation.
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Dec 2023 Develop time-dependent and time-independent Schrodinger wave equations.
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Dec 2023 b) Derive time dependent Schrodinger wave equation.
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May 2019 Derive the expression of time -dependent Schrodinger wave equation for a given wave function.
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May 2018 Derive the expression for time dependent Schrodinger’s equation. (4)
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Dec 2017 Derive time independent Schrodinger wave equation and discuss its significance in today\'s context.
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Dec 2017 Derive the expression for time independent Schrodinger\'s equation.
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May 2016 Derive the expression for time independent Schrodinger\'s equation. (4)
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May 2013 Derive time-dependent Schrodinger wave equation. Give a physical interpretation of the wave function.
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May 2012 State and derive time independent Schrodinger equation.
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Dec 2012 Develop time independent Schrödinger Wave Equation and discuss its significance. (3,5)
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Dec 2009 Define Wave function and calculate the expression for Time dependent Schrodinger Wave Equation.
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Find the probability of finding the particle in the region 0.4L to 0.6L, trapped in an infinite one-dimensional potential well of width L. (3)Short Answer May-2016 • PTU B-TECH
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Discuss briefly different methods used to synthesize the nanoparticles. (4)Short Answer May-2016 • PTU B-TECH
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May 2014 Discuss briefly different methods used to synthesize the nanoparticles. (4)
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State and explain the uncertainty principle. (2)Short Answer May-2016 • PTU B-TECH
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Dec 2017 Describe \'Uncertainty principle\'.
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May 2011 What is the importance of uncertainty principle? R-541 P.T,O.
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Dec 2005 Explain briefly uncertainty principle.
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Dec 2004 What is Uncertainty principle?
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How you interpret the negative result of the Michelson Morely experiment? (2)Short Answer May-2016 • PTU B-TECH
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Dec 2017 What is the outcome of Michelson Morley Experiment?
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Dec 2014 What were the conclusions of Michelson-Morley experiment?
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Dec 2014 What were the results of Michelson-Morley Experiment?
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Dec 2011 What was the objective of conducting the Michelson Morley experiment? Describe the experiment. How do you interpret its result?
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find engineering physics previous year question papers for Bachelor of Technology, 1st-2nd semester?
This page lists engineering physics 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 engineering physics 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 engineering physics usually cover?
The question papers here relate to the official engineering physics syllabus set by the university for this course and semester.
05 Does this page include a engineering physics with answers pdf 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.