Solved question paper for PHYSICS May-2012 (B-TECH 1st-2nd)

Solved Question Paper

Engineering physics May-2012

PTU • B-TECH • Civil Engineering • 1st-2nd • May-2012

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.

Solved Questions

Solved
  1. Candidates are required to attempt 5 questions from SECTIONS A and B, taking at least TWO questions from each section.
    Short Answer May-2012 • PTU B-TECH
  2. Define Faraday’s laws of electromagnetic induction.
    Short Answer May-2012 • PTU B-TECH
  3. What do you mean by susceptibility ?
    Short Answer May-2012 • PTU B-TECH
  4. What do you understand by magneto-striction effect?
    Short Answer May-2012 • PTU B-TECH
  5. What is spontaneous emission?
    Short Answer May-2012 • PTU B-TECH
  6. What do you mean by splicer?
    Short Answer May-2012 • PTU B-TECH
  7. What is twin paradox?
    Short Answer May-2012 • PTU B-TECH
  8. What do you mean by inertial frame of reference?
    Short Answer May-2012 • PTU B-TECH
  9. Give important properties of X-rays
    Short Answer May-2012 • PTU B-TECH
  10. Define Compton effect
    Very Short Answer 2 Marks May-2012 • PTU B-TECH
  11. A cylinder of radius R is immersed in a uniform electric field E with its axis parallel to the field. Estimate electric flux passing through the cylinder.
    Short Answer May-2012 • PTU B-TECH
  12. Deduce Maxwell equation using modified Ampere’s law and discuss its importance in reference to em propagation. (4,4)
    Short Answer May-2012 • PTU B-TECH
  13. Differentiate between soft and hard magnetic materials by taking suitable
    Short Answer May-2012 • PTU B-TECH
  14. Elaborate the concept of magnetic domains. (4,4)
    Short Answer May-2012 • PTU B-TECH
  15. Distinguish between temporal and spatial coherence by taking suitable
    Short Answer May-2012 • PTU B-TECH
  16. Elaborate construction and working of semiconductor laser. (4,4)
    Short Answer May-2012 • PTU B-TECH
  17. Discuss comparative contribution of pulse dispersion in case of a step index and graded index fibre.
    Short Answer May-2012 • PTU B-TECH
  18. A fibre is made with core of refractive index 1.48 and the cladding is doped to give a refractive index difference of 4 × l0 –4. Find cladding refractive index and critical angle. (4,4)
    Short Answer May-2012 • PTU B-TECH
  19. Two particles come towards each other with a speed of 0.9c with respect to the laboratory. What is their respective speed.
    Short Answer May-2012 • PTU B-TECH
  20. Deduce mass energy relationship of Einstein. (3.5)
    Short Answer May-2012 • PTU B-TECH
  21. Th wavelength of the Mo-K radiation is 0.7083 ×10–10m. The glancing angle in the 3 rd order for (1 0 0) planes of rock salt is 22°. Calculate the lattice constant.
    Short Answer May-2012 • PTU B-TECH
  22. Suggest a method used for production of X-rays. (4,4)
    Short Answer May-2012 • PTU B-TECH
  23. State and derive time independent Schrodinger equation.
    Short Answer May-2012 • PTU B-TECH
  24. What do you mean by othogonalization of a wave function? (5,3)
    Short Answer May-2012 • PTU B-TECH
  25. What do you understand by thermodynamics of superconductors? Comment of present status.
    Short Answer May-2012 • PTU B-TECH
  26. Differentiate between type I and type II superconductors. (5,3)
    Short Answer May-2012 • PTU B-TECH

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Answers about this subject, solved papers, and preparation.

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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.