JNTUH B.Tech 2nd Year 1 sem Electrical and Electronic Engineering (2-1) Electromagnetic Fields Engineering R13.

JNTUH B.Tech 2nd year Electromagnetic Fields gives you detail information about Electromagnetic Fields Engineering R13 year subject. It will be help full you to understand you complete curriculum of the year.

Objective

The objective of this course is to introduce the concepts of electric field and magnetic fields and their applications which will be utilized in the development of the theory for power transmission lines and electrical machines.

UNIT – I

Electrostatics: Electrostatic Fields – 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 – Properties of potential function – Potential gradient – Guass’s law – Application of Guass’s Law – Maxwell’s first law, div ( D )=v Laplace’s and Poison’s equations – Solution of Laplace’s equation in one variable.

UNIT – II

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 – Behavior of conductors in an electric field – Conductors and Insulators. Electric field inside a dielectric material – polarization – Dielectric – Conductor and Dielectric – Dielectric boundary conditions, Capacitance – Capacitance of parallel plate and spherical and coaxial capacitors with composite 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.

UNIT – III

Magneto Statics: Static magnetic fields – Biot-Savart’s law –- Magnetic field intensity (MFI) – MFI due to a straight current carrying filament – MFI due to circular, square and solenoid current – Carrying wire – Relation between magnetic flux, magnetic flux density and MFI – Maxwell’s second Equation, div(B)=0. Ampere’s circuital law and its applications: viz. MFI due to an infinite sheet of current and a long current carrying filament – Point form of Ampere’s circuital law – Maxwell’s third equation, Curl (H)=Jc, Field due to a circular loop, rectangular and square loops.

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TEXT BOOKS

• “Engineering Electromagnetics” William H. Hayt & John. A. Buck McGraw-Hill Companies.
• “Electro magnetic Fields”, Sadiku, Oxford Publications.

REFERENCES

• “Introduction to Electro Dynamics”,D J Griffiths, Prentice-Hall of India Pvt.Ltd.
• “Electromagnetic Fields”, Y Mallikarjuna Reddy, Universities Press.
• “Electromagnetics”,J. D Kraus Mc Graw-Hill companies.
• “Electromagnetism-Problems with solutions”, Ashutosh Pramanik, PHI Learning.
• “Electromagnetics-Problems and solutions”, William H. Hayt & John. A. Buck McGraw-Hill Companies.

Outcome

After going through this course the student gets a thorough knowledge on vector algebra, 3-dimensional coordinate systems, electrostatics, behavior of conductors insulators semiconductors dielectrics and capacitance, magneto statics, time-varying fields, interaction between electricity and magnetism, different laws, Maxwell’s equations, with which he/she can able to apply the above conceptual things to real-world electrical and electronics problems and applications.

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