Solved question paper for PHYSICS Dec-2004 (B-TECH 1st-2nd)

Solved Question Paper

Engineering physics Dec-2004

PTU • B-TECH • Civil Engineering • 1st-2nd • Dec-2004

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. State the faraday’s law in electromagnetic i nduction.
    Short Answer Dec-2004 • PTU B-TECH
  2. Define magnetic intensity and magnetization.
    Short Answer Dec-2004 • PTU B-TECH
  3. What is difference between stimulated and spontaneous emission?
    Short Answer Dec-2004 • PTU B-TECH
  4. What is numerical aperture?
    Short Answer Dec-2004 • PTU B-TECH
  5. State Einstein’s postulates of special theory of relativity.
    Short Answer Dec-2004 • PTU B-TECH
  6. Explain Bragg’s law.
    Short Answer Dec-2004 • PTU B-TECH
  7. What is Uncertainty principle?
    Short Answer Dec-2004 • PTU B-TECH
  8. What is meissner effect?
    Short Answer Dec-2004 • PTU B-TECH
  9. Give the Born interpretation of wave function.
    Short Answer Dec-2004 • PTU B-TECH
  10. What is dielectric polarization?
    Short Answer Dec-2004 • PTU B-TECH
  11. State and prove the Gauss’s law in electrostatic s and express it in differential form ∆ .E = P/ε 0 3. What do you understand by magnetic materials? Wh at are differences between hard and soft magnetic materials?
    Short Answer Dec-2004 • PTU B-TECH
  12. What do you understand by holography? Derive the relation between Einstein coefficients.
    Short Answer Dec-2004 • PTU B-TECH
  13. What is total internal reflection? Calculate the numerical aperture and hence the acceptance angle for an optical fiber given than refractive index of the core and cladding are 1.45 and 1.40 respectively.
    Short Answer Dec-2004 • PTU B-TECH
  14. Show that the mass of the body in motion is given by m = m 0 / √ (1-v 2 /c
    Short Answer Dec-2004 • PTU B-TECH
  15. Where m 0 is the rest mass and v is the velocity of the body.
    Short Answer Dec-2004 • PTU B-TECH
  16. Explain the production of characteristic X-ray s pectra. An X-ray tube operated at 40 KV emits a continuous X-ray spectrum with a short wavelength l imit X m = 0.310 Å. Calculate the Plank’s constant.
    Short Answer Dec-2004 • PTU B-TECH
  17. For a particle in one dimensional box, show the value of uncertainly product ∆x ∆p = h [(n 2 π 2 )/12 – 1/2] 1/2
    Short Answer Dec-2004 • PTU B-TECH
  18. What is superconductivity? What are differences between Type-I and Type-II superconductors? A type-I superconductor with T C = 7K has shape dB T /d T = -25mT/K = T C Estimate its critical field at 6K. Calculate the j ump in specific heat at T
    Short Answer Dec-2004 • PTU B-TECH

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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.