Solved question paper for PHYSICS May-2008 (B-TECH 1st-2nd)
Solved Question Paper
Engineering physics May-2008
PTU • B-TECH • Civil Engineering • 1st-2nd • May-2008
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
Solved-
Select atleast TWo questions from Section - B and C.Short Answer May-2008 • PTU B-TECH
-
May 2024 Select atleast TWO questions from SECTION -B & C.
-
May 2019 Select atleast TWO questions from SECTION - B & C.
-
May 2018 Select at least TWO questions from each SECTION - B & C. M-54016 Page 1 of 2
-
May 2018 Select at least TWO questions from SECTION - B & C. M-54105 Page 1 of 2
-
Dec 2018 Select atleast TWO questions from SECTION - B & C.
-
May 2017 Select atleast TWO questions from SECTION - B & C.
-
May 2017 Select atleast TWO questions from SECTION - B & C.
-
May 2017 Select atleast TWO questions from SECTION - B & C.
-
May 2016 Select atleast TWO questions from SECTION -B & C.
-
May 2016 Select atleast TWO questions from SECTION - B & C.
-
Dec 2016 Select at least TWO questions from SECTION - B & C.
-
Dec 2016 Select at least TWO questions from SECTION - B & C.
-
May 2015 Select atleast TWO questions from SECTION - B & C.
-
May 2015 Select atleast TWO questions from SECTION - B & C.
-
Dec 2015 Select ATLEAST TWO questions from SECTION - B & C.
-
May 2014 Select at least Two questions from each ofthe Sections B & C. Section —A
-
May 2013 Select atleast TWO questions from SECTION - B & C.
-
May 2013 Select atleast TWO questions from SECTION - B & C.
-
May 2012 Selecting at least TWO questions from SECTION -B & C each .
-
Dec 2012 Select atleast TWO questions from SECTION - B & C.
-
May 2011 Select at least Two questions from Section - B & C
-
Dec 2011 Select at least Two questions from Section - B & C.
-
Dec 2011 Select atleast Two questions from Section – B & C.
-
May 2010 Select at least lbo questions from Section B & C.
-
Dec 2010 Selecting at least Two questions from Section - B & c.
-
May 2009 Select atleast Two questions from Section - B & C. ,
-
Dec 2009 Select atleast TWo questions from Section - B & C.
-
Dec 2008 Select at least Two questions from Section - B&C.
-
-
Is displacement current like conduction current a source of magnetic field?Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
What is the significance of gradient of a scalar?Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
Dec 2019 What is physical significance gradient of scalar field?
-
Dec 2014 What is the physical significance of gradient of a scalar field?
-
Dec 2012 What is physical significance of gradient of a function?
-
-
Why ferromagnetism is lost on heating? .Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
Define population inversion. How it is achieved?Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
May 2016 Define the term “population inversion”.
-
Dec 2016 What is the concept of population inversion? (3)
-
May 2013 Explain the concept of population inversion.
-
-
Explain 'spiking'in Ruby Laser. D Why focusing of Laser light is betterthan ordinary light?Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
What are the advantages of optical fibres in communication systems?Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
May 2014 What are the special features of optical fibre communications thatymake these so important?
-
-
Explain why a particle cannot move faster than velocity of light. D Explain the meaning of Compton shift? ) Why super conductors are perfectly diamagnetic in nature?Very Short Answer 2 Marks May-2008 • PTU B-TECH
-
What is dielecfic polarization? Explain it for parallel plate capacitor having a di'electric in between.Short Answer May-2008 • PTU B-TECH
-
State and explainAmpere's circuital law.Short Answer May-2008 • PTU B-TECH
-
Dec 2017 State Ampere\'s circuital law in electromagnetism.
-
May 2012 Define Faraday’s laws of electromagnetic induction.
-
May 2005 State the Ampere’s circuital law in electrom agnetism.
-
Dec 2004 State the faraday’s law in electromagnetic i nduction.
-
-
Discuss the domain theory of ferromagnetism.Short Answer May-2008 • PTU B-TECH
-
May 2024 What are ferromagnetic materials? Explain ferromagnetism using domain theory.
-
May 2017 Give brief account of various phenomena involved i n formation of domains in ferromagnetic materials. (5)
-
May 2014 Explain briefly the concept of a ferromagnetic domain.
-
Dec 2011 What are the distinguishing ch aracteristics of ferromagnetism? Discuss the domain theory of ferromagnetism.
-
May 2010 What are ferromagnetic domains? Explain their existence in terms of atomic dipole moments.
-
-
What are ferrites? Give their applications. R - sey [20ss] P.TO.Short Answer May-2008 • PTU B-TECH
-
Dec 2017 What do you understand by ferrites? Discuss their main applications.
-
Dec 2017 Explain the term ‘ferrites’ Discuss various applications of ferrites.
-
May 2015 Write a short note on ferrites and their applications.
-
Dec 2015 What are ferrite materials? Discuss their atomic origin and give certain applications of ferrites. (4)
-
May 2011 What are ferrite materials? Give some of its useful applications.
-
Dec 2009 Mention some applications ofFerrite.materials.
-
May 2005 Give some applications of ferrites.
-
Dec 2005 What are ferrites?
-
-
Explain the construction and working of He-Ne laser.Short Answer May-2008 • PTU B-TECH
-
Dec 2023 What is laser? Describe the principle, construction and working of He-Ne laser.
-
Dec 2019 Describe the principle, construction and working of He-Ne laser.
-
May 2017 Discuss the construction and working of a He-Ne laser. (5)
-
May 2014 Describe the construction and working of a He-Ne laser.
-
May 2011 Differentiate between three level and four level lasers. Give the construction and working of He-Ne laser.
-
Dec 2007 Explain the action of He-Ne laser. How it is superior to Ruby laser?
-
-
Explain why we prefer four-level laser overthree-level-laser even if its efficiency is low? QS) (a) What are various kinds of losses in optical"fibres? Explain the different mechanisms of dispersion in fibres.Short Answer May-2008 • PTU B-TECH
-
An optical fibre has a N.A. of 0.15 and a cladding refractive index is equal to 1.50. Find the N.A. of the fibre in a liquid of refractive index 1.30. d Section - CShort Answer May-2008 • PTU B-TECH
-
Explain Michelson-Morley experiment in detail and give the significance of negative resultsShort Answer May-2008 • PTU B-TECH
-
May 2018 Discuss relevance of Michelson Morley experiment in reference to special theory of relativity.
-
May 2017 Give the results of the Michelson-Morley experiment.
-
May 2015 Discuss the Michelson-Morley experiment and give its conclusions.
-
May 2011 Describe Michelson Morley experiment and show the negative results obtained from this experiment were interpreted\'
-
Dec 2009 Explain Michelson Morley experiment and discuss its significance.
-
-
Derive the Bragg's equation for dififraction of X-Rays and discuss its' application in X-Ray Crystallography.Short Answer May-2008 • PTU B-TECH
-
Dec 2023 What are X-rays? Discuss the diffraction of X-ray from crystals and obtain Bragg\\\'s law.
-
May 2019 What is Laue equation for diffraction of X -rays by a crystalline solid? Show that the Bragg’s equation is a special case of Laue equation.
-
May 2017 What is Bragg\'s law. Derive the Bragg ’s condition for x-ray diffraction. What are the limitations of Bragg\'s law? 5
-
May 2017 What is Bragg\'s law. Derive the Bragg ’s condition for x-ray diffraction. What are the limitations of Bragg\'s law? 5
-
May 2015 Derive Bragg’s law and discuss its applications in crystallography. (4,4)
-
Dec 2015 What is Bragg’ s law and derive its expression for diffraction of x -rays? What are limitations of this law in determination of crystal structure? (4)
-
May 2013 What is X-ray diffraction? Deduce Bragg’s Law for the diffraction of X-ray in a crystal. What are Bragg’s conditions for X-ray diffraction?
-
Dec 2005 Explain and deduce Bragg’s law in X-ray diffraction. Describe Bragg’s spectrometer and expl ain how it is used to determine the wave length of X-rays.
-
-
Calculate the ratio of A*o and o for a target having atomic number Z:90. Given that Rydberg constant R: l.l x 107m-r. QS) Derive the Schrodinger equation for a.linear harmonic oscillator. Determine the normalized wave function and the energy levels ofthe oscillator.Short Answer May-2008 • PTU B-TECH
-
What is Critical Field? Write downthe expression for H", and differentiate between Type-I and Type-II Superconductors. 1b) Derive First London Equation and give its physical significance. EEEE R-598Short Answer May-2008 • PTU B-TECH
Explore all data
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.