Solved question paper for PHYSICS Dec-2009 (B-TECH 1st-2nd)

Solved Question Paper

Engineering physics Dec-2009

PTU • B-TECH • Mechanical Engineering • 1st-2nd • Dec-2009

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. Select atleast TWo questions from Section - B & C.
    Short Answer Dec-2009 • PTU B-TECH
  2. Explain the term time dilatation?
    Short Answer Dec-2009 • PTU B-TECH
  3. What is the wavelength of He-Ne Laser, Semiconductor Laser?
    Short Answer Dec-2009 • PTU B-TECH
  4. Explain the term permiuivity.
    Short Answer Dec-2009 • PTU B-TECH
  5. What is the significance of V-numbers in OFC's.
    Short Answer Dec-2009 • PTU B-TECH
  6. Define the importance of doping in semiconductors. 0 Explain the Isotopic effect in case of superconductors.
    Short Answer Dec-2009 • PTU B-TECH
  7. Define LASERS. v h) Explain the concept ofether. D Plot the graphs for soft and hard superconductors. t Differentiate between group velocity and phase velocity.
    Short Answer Dec-2009 • PTU B-TECH
  8. Explain the significance ofMa:<well's equations.
    Short Answer Dec-2009 • PTU B-TECH
  9. Explain the term current density and calculate the expression for it. Lls [812e] P.TO. € I Q3) (a) Differentiate between Step Index and Graded Index Fibers.
    Short Answer Dec-2009 • PTU B-TECH
  10. Calculate the numerical aperture, acceptance angle and the critical angel of a fiber having core refractive index 1.5 and the cladding refractive index 1.45.
    Short Answer Dec-2009 • PTU B-TECH
  11. Explain the working, construction and energy level diagram for Ruby laser.
    Short Answer Dec-2009 • PTU B-TECH
  12. Explain the term spatial and temporal.coherence. Qs) (a) Differentiate between hard and soft magnetic materials.
    Short Answer Dec-2009 • PTU B-TECH
  13. Mention some applications ofFerrite.materials.
    Short Answer Dec-2009 • PTU B-TECH
  14. Explain Michelson Morley experiment and discuss its significance.
    Short Answer Dec-2009 • PTU B-TECH
  15. Explain various postulates of Special theory ofRelativity.
    Short Answer Dec-2009 • PTU B-TECH
  16. Differentiate between hard and soft X-Rays.
    Short Answer Dec-2009 • PTU B-TECH
  17. Define Wave function and calculate the expression for Time dependent Schrodinger Wave Equation.
    Short Answer Dec-2009 • PTU B-TECH
  18. Differentiate between photo electric effect and compton effect and calculate the expression for Compton Shift.
    Short Answer Dec-2009 • PTU B-TECH
  19. Explain BCS theory of superconductivity.
    Short Answer Dec-2009 • PTU B-TECH
  20. Calculate the expression for penetration depth in superconductors. *** 2':-J-I5
    Short Answer Dec-2009 • 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.