sc JNTUK B.TECH R20 2-1 Syllabus For Electro magnetic fields PDF 2022 – Cynohub


JNTUK B.TECH R20 2-1 Syllabus For Electro magnetic fields PDF 2022


JNTUK B.TECH R20 2-1 Syllabus For Electro magnetic fields PDF 2022

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You will be able to find information about Electro magnetic fields along with its Course Objectives and Course outcomes and also a list of textbook and reference books in this blog.You will get to learn a lot of new stuff and resolve a lot of questions you may have regarding Electro magnetic fields after reading this blog. Electro magnetic fields has 5 units altogether and you will be able to find notes for every unit on the CynoHub app. Electro magnetic fields can be learnt easily as long as you have a well planned study schedule and practice all the previous question papers, which are also available on the CynoHub app.

All of the Topic and subtopics related to Electro magnetic fields are mentioned below in detail. If you are having a hard time understanding Electro magnetic fields or any other Engineering Subject of any semester or year then please watch the video lectures on the official CynoHub app as it has detailed explanations of each and every topic making your engineering experience easy and fun.

Electro magnetic fields Unit One


Coulomb’s Law – Electric Field Intensity (EFI) – EFI due to a line and a surface charge, work done in moving a point charge in an electrostatic field, electric potential – potential gradient, Gauss’s law – Maxwell’s first law (div(D)=ρv), Laplace’s and Poison’s equations and solution of Laplace’s equation in one variable.

Electro magnetic fields Unit Two

Conductors – Dielectrics and Capacitance

Electric dipole – dipole moment – potential and EFI due to an electric dipole, Torque on an Electric dipole in an electric field, conductors and Insulators – their behavior in electric field. Polarization, boundary conditions between conductor to dielectric, dielectric to dielectric and conductor to free space. Capacitance of parallel plates, spherical dielectrics, energy stored and energy density in a static electric field, current density, conduction and convection current densities, Ohm’s law in point form – equation of continuity.

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Electro magnetic fields Unit Three

Magneto statics, Ampere’s Law and Force in magnetic fields

Biot-Savart’s law and its applications viz. Straight current carrying filament, circular, square, rectangle and solenoid current carrying wire – Maxwell’s second Equation (div(B)=0), Ampere’s circuital law and its applications viz. MFI due to an infinite sheet, long filament, solenoid, toroidal current carrying conductor, point form of Ampere’s circuital law, Maxwell’s third equation (Curl (H)=J)

Magnetic force, moving charges in a magnetic field – Lorentz force equation, force on a current element in a magnetic field, force on a straight and a long current carrying conductor in a magnetic field, force between two straight long and parallel current carrying conductors.

Electro magnetic fields Unit Four

Self and mutual inductance

Self and mutual inductance – determination of self-inductance of a solenoid and toroid and mutual inductance between a straight long wire and a square loop wire in the same plane – energy stored and density in a magnetic field.

Electro magnetic fields Unit Five

Time Varying Fields

Faraday’s laws of electromagnetic induction – integral and point forms, Maxwell’s fourth equation (Curl(E)=-∂B/∂t), statically and dynamically induced EMF – modification of Maxwell’s equations for time varying fields, displacement current, Poynting theorem and Poynting vector.

Electro magnetic fields Course Objectives

To study the production of electric field and potentials due to different configurations of static charges.

To study the properties of conductors and dielectrics, calculate the capacitance of different configurations. Understand the concept of conduction and convection current densities.

To study the magnetic fields produced by currents in different configurations, application of Ampere’s law and the Maxwell’s second and third equations.

To study the magnetic force and torque through Lorentz force equation in magnetic field environment like conductors and other current loops.

To develop the concept of self and mutual inductances and the energy stored.

To study time varying and Maxwell’s equations in different forms and Maxwell’s fourth equation for the induced EMF

Electro magnetic fields Course Outcomes

At the end of the course, student will be able to,

Compute electric fields and potentials using Gauss law or solve Laplace’s or Poisson’s equations for various electric charge distributions.

Calculate the capacitance and energy stored in dielectrics.

Calculate the magnetic field intensity due to current carrying conductor and understanding the application of Ampere’s law, Maxwell’s second and third law.

Estimate self and mutual inductances and the energy stored in the magnetic field.

Understand the concepts of displacement current and Poynting theorem and Poynting vector

Electro magnetic fields Text Books

“Engineering Electromagnetics” by William H. Hayt & John. A. Buck Mc. Graw-Hill, 7th Editon.2006.

“Principles of Electro Magnetics” by Sadiku, Oxford Publications, 6th edition, 2015.

Electro magnetic fields Reference Books

Introduction to Electro Dynamics by D J Griffiths, Prentice-Hall of India Pvt. Ltd, 2nd edition

Electromagnetic Field Theory by Yaduvir Singh, Pearson India, 1st edition, 2011.

Fundamentals of Engineering Electromagnetics by Sunil Bhooshan, Oxford University Press,2012.

Electromagnetics by Joseph A. Edminister, Schaum’s Outline,4th Edition,2014.

Scoring Marks in Electro magnetic fields

Scoring a really good grade in Electro magnetic fields is a difficult task indeed and CynoHub is here to help!. Please watch the video below and find out how to get 1st rank in your examinations . This video will also inform students on how to score high grades in Electro magnetic fields . There are a lot of reasons for getting a bad score in your Electro magnetic fields exam and this video will help you rectify your mistakes and help you improve your grades.

Information about JNTUK B.Tech R20 Electro magnetic fields was provided in detail in this article. To know more about the syllabus of other Engineering Subjects of JNTUH check out the official CynoHub application. Click below to download the CynoHub application.

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