JNTUK R20 B Tech EEE 2-1 EMF Material/ Notes PDF Download:
- Study of the production of electric fields and potentials from static charges in various configurations.
- Understanding properties of conductors and dielectrics and calculation of capacitance for different setups.
- Access to JNTUK R20 B Tech 2-1 EMF Notes and EMF Material PDF Download.
- Exploration of conduction and convection current densities.
- Examination of magnetic fields produced by currents, applying Ampere’s law and Maxwell’s equations.
- Analysis of magnetic forces and torques using Lorentz force equation in magnetic field environments.
- Development of concepts related to self and mutual inductances and energy storage.
- Study of time-varying Maxwell’s equations and Maxwell’s fourth equation for induced EMF.
JNTUK R20 B Tech 2-1 EMF Material – Units
| No. Of Units | Name of the Unit |
| Unit – 1 | Electrostatics |
| Unit – 2 | Conductors – Dielectrics and Capacitance |
| Unit – 3 | Magneto statics, Ampere’s Law, and Force in magnetic fields |
| Unit – 4 | Self and mutual inductance |
| Unit – 5 | Time-Varying Fields |
Unit 1 Syllabus PDF Download | JNTUK R20 B Tech 2-1 EMF Material
Electrostatics: 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.
Electrostatics Scalar and vector fields: an overview of the coordinate system, calculus of scalar and vector fields in Cartesian coordinates – 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 –Laplace’s and Poison’s equations.
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| JNTUK R20 B Tech EMF Material – PDF Download | |
| To Download JNTUK R20 B Tech EEE Electro Magnetic Fields Material Unit -1 | Download PDF |
Unit 2 Syllabus PDF Download | JNTUK R20 B Tech 2-1 EMF Material
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 an electric field. Polarization, boundary conditions between conductor to dielectric, dielectric to dielectric, and conductor to free space. The 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.
| JNTUK R20 B Tech EMF Material – PDF Download | |
| To Download JNTUK R20 B Tech EEE Electro Magnetic Fields Material Unit – 2 | Download PDF |
Unit 3 Syllabus PDF Download | JNTUK R20 B Tech 2-1 EMF Material
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.
| JNTUK R20 B Tech EMF Material – PDF Download | |
| To Download JNTUK R20 B Tech EEE Electro Magnetic Fields Material Unit -3 | Download PDF |
Unit 4 Syllabus PDF Download | JNTUK R20 B Tech 2-1 EMF Material
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.
| JNTUK R20 B Tech EMF Material – PDF Download | |
| To Download JNTUK R20 B Tech EEE Electro Magnetic Fields Material Unit -4 | Download PDF |
Unit 5 Syllabus PDF Download | JNTUK R20 B Tech 2-1 EMF Material
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.
| JNTUK R20 B Tech EMF Material – PDF Download | |
| To Download JNTUK R20 B Tech EEE Electro Magnetic Fields Material Unit -5 | Download PDF |
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JNTUK R20 B Tech 2-1 EMF Notes – Outcomes
- Determining electric fields and potentials through Gauss’s law, Laplace’s, or Poisson’s equations for different charge distributions.
- Calculating capacitance and designing for energy stored in dielectrics.
- Computing magnetic field intensity from current, utilizing Ampere’s law and Maxwell’s equations.
- Analyzing magnetic forces and torque resulting from currents in magnetic fields.
- Determining self and mutual inductances and assessing energy stored within magnetic fields.
- Calculating induced EMF and grasping concepts of displacement current and Poynting vector.