Engineering Physics

 SH 402

Lecture:4                                                                                                                                        Year: I
Tutorial: 1                                                                                                                                         Part: I
Practical: 2

Course objectives:

To provide the concept and knowledge of physics with the emphasis of present-day application. The background of physics corresponding to Proficiency Certificate

  1. Oscillation: (7 hours)
    1. Mechanical Oscillation: Introduction
    2. Free oscillation
    3. Damped oscillation
    4. Forced mechanical oscillation
    5. EM Oscillation: Free, damped and Forced electromagnetic oscillation
  2. Wave motion (2 hours)
    1. Waves and particles,
    2. Progressive wave,
    3. Energy, power and intensity of progressive wave
  3. Acoustics (3 hours)
    1. Reverberation,
    2. Sabine’ Law
    3. Ultrasound and its applications
  4. Physical Optics (12 hours)
    1. Interference,
      1. Intensity in double slit interference,
      2. Interference in thin films,
      3. Newton’s rings,
      4. Hadinger fringes
    2. Diffraction,
      1. Fresnel and Fraunhoffer’s diffraction,
      2. Intensity due to a single slit,
      3. Diffraction grating,
      4. x-ray diffraction, x-ray for material test
    3. Polarization,
      1. Double refraction,
      2. Nichol prism, wave plates,
      3. Optical activity, specific rotation
  5. Geometrical Optics (3 hours)
    1. Lenses, combination of lenses,
    2. Cardinal points,
    3. Chromatic aberration
  6. Laser and Fiber Optics (4 hours)
    1. Laser production,
      1. He-Ne laser,
      2. Uses of laser
    2. Fiber Optics,
      1. Self focusing,
      2. Applications of optical fiber
  7. Electrostatics (8 hours)
    1. Electric charge and force,
    2. Electric field and potential,
    3. Electrostatic potential energy,
    4. Capacitors, capacitor with dielectric,
    5. Charging and discharging of a capacitor
  8. Electromagnetism (11 hours)
    1. Direct current: Electric current,
      1. Ohm’s law, resistance and resistivity,
      2. Semiconductor and superconductor
    2. Magnetic fields:
      1. Magnetic force and Torque,
      2. Hall effect,
      3. Cyclotron, synchrotron,
      4. Biot-savart law,
      5. Ampere’s circuit law; magnetic fields straight conductors,
      6. Faraday’s laws, Induction and energy transformation, induced field,
      7. LR circuit, induced magnetic field,
      8. Displacement current
  9.  Electromagnetic waves (5 hours)
    1. Maxwell’s equations,
    2. Wave equations, speed,
    3. E and B fields,
    4. Continuity equation,
    5. Energy transfer
  10. Photon and matter waves (5 hours)
    1. Quantization of energy
    2. Electrons and matter waves
    3. Schrodinger wave equation
    4. Probability distribution
    5. One dimensional potential well
    6. Uncertainty principle
    7. Barrier tunneling


  1. To determine the acceleration due to gravity and radius of gyration of the bar about an axis passing through its center of gravity.
  2. To determine the value of modulus of elasticity of the materials given and moment of inertia of a circular disc using torsion pendulum.
  3. To determine the angle of prism and dispersive power of materials of the prism using spectrometer.
  4. To determine the wavelength of sodium light by Newton’s rings.
  5. To determine the wavelength of HeNe laser light and use it to measure the thickness of a thin wire by diffraction of light.
  6. To study the variation of angle of rotation of plane of polarization using concentration of the cane sugar solution
  7. To determine the specific rotation of the cane sugar solution using polarimeter.
  8. To determine the low resistance of a given wire by Carey Foster bridge and to determine the resistance per unit length of the wire of the bridge.
  9. To determine the capacitance of a given capacitor by charging and discharging through resistor.
  10. To plot a graph between current and frequency in an LRC series circuit and find the resonant frequency and quality factor.
  11. To determine dielectric constant of a given substance and study its variation with frequency by resonance method.
  12. To determine the susceptibility of a solution of given materials by Quinkes method.
  13. To study the electric field mapping.


  1. Halliday, Resnick, Walker, “Fundamentals of Physics’, John Wiley & Sons. lnc.
  2. Sapkota, Pokharel, Bhaftarai, “Fundamentals of Engineering Physics”, Benchmark Publication.
  3. Brij Lal and Subrahmanyam, ‘A text book of Optics”, S. Chand Publisher.
  4. A. S. Basudeva, ‘Modern Engineering Physics”, S. Chand Publisher.
  5. R. K. Caur and S. L. Gupta, “Engineering Physics’, Dhanpat Publisher.
  6. Brij Lal and Subrahmanyam, ‘Waves and Oscillation”, S. Chand publisher.

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