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EndsemNov 20252019 patternFE

Engineering Physics SPPU Endsem Question Paper Nov 2025

All 9 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated Engineering Physics questions
Subject code
107002
Pattern
2019 pattern
Exam
Endsem
Session
Nov 2025
Max. marks
70
Time
2½ Hours
Semester
I/II
Paper code
[6581]-1902

Printed for: F.E. (Common)

Instructions to the candidates

  1. Q. 1 is compulsory, Answer Q2 or Q3, Q4 or Q5, Q6 or Q7, Q8 or Q9.
  2. Neat diagrams must be drawn wherever necessary.
  3. Figures to the right indicates full marks.
  4. Use of Electronic pocket calculator is allowed.
  5. Assume suitable data, if necessary. Physical Constants: -
  6. Plank’s constant h = 6.63 × 10 –34 J.S
  7. Mass of electron m e = 9.1 × 10 –31 Kg
  8. Charge on electron e = 1.6 × 10 –19 C

Questions

  1. Q1

    1. Write the correct option with answer for the following (1 mark each) : i) Which of the following is the basic unit of information in quantum computing?

      [10]
    2. a)

      Bit b) Qubit

    3. c)

      Byte d) Terabyte ii) Which pair of variables is applicable to Heisenberg’s uncertainty principle?

    4. a)

      wavelength and energy b) position and momentum

    5. c)

      charge and displacement d) atomic radius and time iii) The concept of matter wave was suggested by

    6. a)

      Heisenberg b) de Broglie

    7. c)

      Schrodinger d) Laplace 2 iv) Which is the correct ordering of the band gap energy?

    8. a)

      This part has equations that don’t show as text. Open the PDF to read it.

    9. c)

      Diamond < silicon > copper d) Diamond = silicon < copper v) Hall effect is true for

    10. a)

      P-type semiconductors only

    11. b)

      N-type Semiconductors only

    12. c)

      metals only

    13. d)

      both for Metals and semiconductors vi) In the ferromagnetic materials, relative permeability is ______.

    14. a)

      Less than 1 b) Just greater than 1

    15. c)

      Significantly greater than 1 d) None of these vii) In a Josephson junction, two superconductors are joined by a ______ of a few angstroms thickness.

    16. a)

      Superconductor material b) Insulating material

    17. c)

      Conducting material d) Magnetic material viii) Below _________ temperature, superconducting material shows zero resistivity.

    18. a)

      Inversion b) Conversion

    19. c)

      Critical d) Superconducting ix) A quantum wire has ________ dimensions less than 100 nm size.

    20. a)

      This part has equations that don’t show as text. Open the PDF to read it.

    21. c)

      This part has equations that don’t show as text. Open the PDF to read it.

    22. a)

      Acoustic emission technique

      Also asked:May 2022

    23. b)

      Ultrasonic testing

    24. c)

      Radiographic techniques

    25. d)

      All of the above 3

  2. Q2

    1. a)

      Starting from de Broglie wave equation, derive Schrodinger’s Time Independent wave equation.

      Also asked:Feb 2026 ·May 2025 ·Apr 2025 ·Nov 2024 ·Nov 2024 ·May 2024 ·Nov 2023 ·May 2023 ·May 2022

      [6]
    2. b)

      State de Broglie hypothesis. Derive the equation of de Broglie wavelength in terms of Kinetic Energy of a particle.

      Also asked:Nov 2024

      [5]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [4]

  3. Q3

    1. a)

      Derive the equation for the energy of particle is enclosed in a one-dimensional rigid box.

      Also asked:Feb 2026 ·Apr 2025 ·May 2024 ·Nov 2023 ·May 2022

      [6]
    2. b)

      What is Heisenberg’s uncertainty Principle? Obtain Heisenberg’s uncertainty relation in terms of energy and time.

      [5]
    3. c)

      Calculate the De-Broglie wavelength of an electron accelerated through potential difference of 10,000 V.

      [4]

  4. Q4

    1. a)

      Derive an expression for the conductivity in an intrinsic and extrinsic Semiconductor.

      Also asked:May 2025 ·May 2022

      [6]
    2. b)

      Define a Fermi level in semiconductor. Using Fermi-Dirac probability distribution function, show that the position of Fermi energy level in the intrinsic semiconductor is midway of the forbidden energy gap.

      [5]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [4]

  5. Q5

    1. a)

      State and Explain Hall Effect. Derive the equation of Hall voltage and Hall coefficient.

      Also asked:Feb 2026 ·May 2025 ·Apr 2025 ·Nov 2024 ·May 2024 ·Nov 2023 ·May 2023 ·May 2022

      [6]
    2. b)

      What is photovoltaic effect? Explain the construction and working of solar cell.

      [5]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [4]

  6. Q6

    1. a)

      Explain the process of data is recording, retrieving and erase in magneto- optical recording devices.

      [6]
    2. b)

      State and explain Meissner effect. Show that superconductors are perfect diamagnetic in nature.

      Also asked:Nov 2024

      [5]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [4]

  7. Q7

    1. a)

      State and explain the term superconductivity. Differentiate between type I and type II superconductors (any 04 points).

      Also asked:May 2022

      [6]
    2. b)

      Define the terms Magnetic Susceptibility, Relative Permeability and obtain relation between them.

      Also asked:May 2023

      [5]
    3. c)

      Define the terms and give its SI units : i) Magnetic field strength (H) ii) Magnetic flux density (B)

      [4]

  8. Q8

    1. a)

      State various types of non-destructive techniques. Explain Acoustic Emission Technique in brief with applications.

      [6]
    2. b)

      What is nanotechnology? Explain how quantum confinement and change in surface area to volume ratio affects the properties of nanoparticles.

      Also asked:Nov 2024

      [5]
    3. c)

      State different application of Nanotechnology and Explain applications of nanoparticles in targeted drug delivery.

      Also asked:May 2025

      [4]

  9. Q9

    1. a)

      Explain Optical and electrical properties of nanoparticles in details.

      Also asked:Nov 2024 ·Nov 2024 ·May 2024 ·Nov 2023 ·May 2023

      [6]
    2. b)

      What is NDT? Differentiate between destructive testing and non-destructive testing (any 04 points).

      Also asked:Nov 2024 ·May 2024 ·Nov 2023 ·May 2023 ·May 2022

      [5]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [4]