JNTUA R20 Engineering Physics Syllabus 2021

JNTUA R20 Syllabus

JNTUA R20 Engineering Physics Syllabus 2021

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JNTUA R20 Engineering Physics Syllabus along with Course Objectives and Course outcome and list of textbook and reference books is mentioned in this blog. The subject of Engineering Physics has 3 units in total. Topic and sub-topics of Engineering Physics are mentioned below in detail. If you have any problem in understanding Engineering Physics any other Engineering Subject in any semester or in any year then you can view the video lectures on the official CynoHub app.


JNTUA R20 Engineering Physics Syllabus Unit 1 -

Wave Optics

Interference Principle of superposition Interference of light Conditions for sustained interference
Interference in thin films (Reflection Geometry) Colors in thin films Newton’s Rings
Determination of wavelength and refractive index.

Diffraction Introduction Fresnel and Fraunhofer diffraction Fraunhofer diffraction due to single
slit, double slit and Nslits (qualitative) Grating spectrum.

Polarization Introduction Types of polarization Polarization by reflection, refraction and double
refraction Nicol’s Prism Half wave and Quarter wave plates with applications.

JNTUA R20 Engineering Physics Syllabus Unit 2 -

Lasers and Fiber optics

Lasers Introduction Characteristics of laser Spontaneous and Stimulated emission of radiation
Einstein’s coefficients Population inversion Lasing action Pumping mechanisms NdYAG
laser HeNe laser Applications of lasers.
Fiber optics Introduction Principle of optical fiber Acceptance Angle Numerical Aperture
Classification of optical fibers based on refractive index profile and modes Propagation of
electromagnetic wave through optical fibers Propagation Losses (Qualitative) Applications.

JNTUA R20 Engineering Physics Syllabus Unit 3 -

Engineering Materials

Dielectric Materials Introduction Dielectric polarization Dielectric polarizability, Susceptibility
and Dielectric constant Types of polarizations: Electronic, Ionic and Orientation polarization
(Qualitative) Lorentz internal field ClausiusMossotti equation.
Magnetic Materials Introduction Magnetic dipole moment Magnetization Magnetic
susceptibility and permeability Origin of permanent magnetic moment Classification of magnetic
materials: Dia, para & Ferro Domain concept of Ferromagnetism (Qualitative) Hysteresis Soft
and Hard magnetic materials.
Nanomaterials Introduction Surface area and quantum confinement Physical properties:
electrical and magnetic properties Synthesis of nanomaterials: Topdown: Ball Milling Bottomup:
Chemical Vapour Deposition Applications of nanomaterials.

JNTUA R20 Engineering Physics Syllabus Unit 4 -

Acoustics and Ultrasonics

Acoustics Introduction Requirements of acoustically good hall Reverberation Reverberation
time Sabine’s formula (Derivation using growth and decay method ) Absorption coefficient and its
determination Factors affecting acoustics of buildings and their remedies.
Ultrasonics Introduction Properties Production by magnetostriction and piezoelectric methods
Detection Acoustic grating Non Destructive Testing Pulse echo system through transmission and
reflection modes Applications.

JNTUA R20 Engineering Physics Syllabus Unit 5 -

Crystallography and Xray diffraction

Crystallography Space lattice, Basis, unit cell and lattice parameters Bravais Lattice Crystal
systems Packing fraction Coordination number Packing fraction of SC, BCC & FCC Miller
indices Separation between successive (hkl) planes.
XRay Diffraction Bragg’s law Bragg’s Xray diffractometer Crystal structure determination by
Powder method.

JNTUA R20 Engineering Physics Syllabus Course Objectives

  • To make a bridge between the physics in school and engineering courses.
  • To identify the importance of the optical phenomenon i.e. interference, diffraction and
    polarization related to its Engineering applications.
  • To understand the mechanisms of emission of light, the use of lasers as light sources
    for low and high energy applications, study of propagation of light wave through
    optical fibres along with engineering applications
  • To open new avenues of knowledge in dielectric and magnetic materials which find
    potential in the emerging micro device applications.
    Considering the significance of micro miniaturization of electronic devices and
    significance of low dimensional materials, the basic concepts of nano materials, their
    properties and applications in modern emerging technologies are elicited.
  • To familiarize the concepts of theoretical acoustics to practical use in engineering field.
    To explain the significance of ultrasound and its application in NDT for diversified
    engineering application.
  • To enlighten the periodic arrangement of atoms in crystals, Bragg’s law and to provide
    fundamentals related to structural analysis through powder diffraction method.

JNTUA R20 Engineering Physics Syllabus Course Outcomes

  • Study the different realms of physics and their applications in both scientific and
    technological systems through physical optics. (L2)
  • Identify the wave properties of light and the interaction of energy with the matter (L3).
  • Asses the electromagnetic wave propagation and its power in different media (L5).
  • Understands the response of dielectric and magnetic materials to the applied electric
    and magnetic fields. (L3)
  • Elucidates the importance of nano materials along with their engineering applications.
  • Explain the basic concepts of acoustics and ultrasonics. (L2)
  • Apply the concept of NDT to material testing. (L3)
  • Study the important properties of crystals like the presence of longrange order,
    periodicity and structure determination using Xray diffraction technique. (L5)

JNTUA R20 Engineering Physics Syllabus Reference Books

  • Engineering Physics Sanjay D. Jain, D. Sahasrambudhe and Girish, University Press
  • Engineering Physics K. Thyagarajan, McGraw Hill Publishers
  • Engineering Physics D K Pandey, S. Chaturvedi, Cengage Learning
  • Engineering Physics M.R. Srinivasan, New Age Publications

Scoring Marks in JNTUA R20 Engineering Physics Syllabus

Scoring good grades in Engineering Physics is a difficult task. CynoHub is here to help. We have made a video which will help Engineering Students get rank 1 in their exams this video will help students to score good grades in Engineering Physics. There are many reasons that scoring in Engineering Physics exams is difficult so this video will help you to rectify the mistakes students make in exams.


JNTUA R20 Engineering Physics Syllabus was made clear in this article. To know about the syllabus of other Engineering Subjects of JNTUK check out the official CynoHub application. Click below to download the CynoHub application.


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