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# Electromagnetic Theory pdf Notes – EMT pdf Notes

## Electromagnetic Theory pdf Notes – EMT pdf Notes file

#### Electromagnetic Theory pdf Notes – EMT pdf Notes – EMT pdf Notes file to download are listed below please check it –

Note :- These notes are according to the R09 Syllabus book of JNTU.In R13 and R15,8-units of R09 syllabus are combined into 5-units in R13 and R15 syllabus. If you have any doubts please refer to the JNTU Syllabus Book.

Unit-1:

• Sources&effects of electromagnetic field,electromagnetic,field,types of field,magnetic field,electric field,
• engineering electromagnetics,scalar,vector,scalar field,vector field,scalar(or)dot product,vector(or)cross product,
• co-ordinate system,cartesian(or)rectungalar co-ordinate system,base vector,cylinder co-ordinate system.

Unit-2:

• Electrostatics,columbs law,vector form of coulombs law,electric field intensity,electric field due to point charges,
• electric field due to continuos charges,line charge,surface charge,volume charge,field due to line charge,
• surface charge(or)sheet charge,electric field intensity due to visuvilization point distrubution,gauss law,
• electric potential,
• equipotential surface,uniform field,non-uniform field,electric field conduction free space &dielectric,
• conduction current,convection current,dielectric constant and dielecric strength.

Unit-3:

• Magnetostatics,relation ship between B and H,surface current,volume current,maxwell equation in magnetic field,
• maxwell equation for static electromagnetic field,integral form,application of flux density and flux to co-axial cable,
• minor conductor,magnetic scalar vs vector potential,laplace equation for scalar magnetic potential,vector magnetic potential,
• poissons equation for magnetic field,inductance,induction of toroid,induction of a co-axial cable,magnetic forces.

Unit-4:

• Electrodynamic field,faradays law,lenz law,disadvantage of magnetic circuit,field theory and circuit theory,
• electric&magnetic circuits,maxwells equation,amper’s circuit law,faradays law,guass law for electric field,
• guass law for magnetic field,divergence theorm,maxwell’s equation for free space,integral form,maxwell’s equation for good conductor,
• maxwells equation for harmonically varying field,displacement current,forces and energy in quasi stationary electro magnetic field,boundary conditions for time varying field.

Unit-5:

• Electromagnetic waves,attenuation constant,phase constant,propogation constant,intrinsic impedence,
• EM wave in any general medium,em wave in free space, em wave in perfect dielectric,velocity,EM waves in lossy dielectrics,
• EM waves in good conductor,skin depth (or) depth of penetration,effect,poynting vector and poynting therom,
• waves are means of transeffering energy(or)information from source to destination.it is also a function of both time and space.