**👉Click the below Links to Download Electromagnetic Fields Notes:-**

**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 –– Maxwell’s
first law, div( D )=ρv Laplace’s and Poison’s equations and 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 – Behaviour of conductors in an electric field – Conductors
and Insulators
Polarization – Boundary conditions between conduction to Dielectric and dielectric to
dielectrics capacitance – capacitance of parallel plates, spherical and coaxial cables 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 -2**

UNIT – IIIUNIT – III

Magneto statics and Ampere’s Law:
Static magnetic fields – Biot-Savart’s law – Oesterd’s experiment - 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 filament carrying
conductor – Point form of Ampere’s circuital law –Field due to a circular loop, rectangular
and square loops, Maxwell’s third equation, Curl (H)=J.

**➥UNIT -3**

UNIT – IVUNIT – IV

Force in Magnetic fields:
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 – Magnetic dipole and dipole moment – a differential current loop as a magnetic
dipole – Torque on a current loop placed in a magnetic field.

**➥****UNIT -4**

**UNIT – V**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.

**➥****UNIT -5**

UNIT – VIUNIT – VI

Time Varying Fields:
Time varying fields – Faraday’s laws of electromagnetic induction – Its integral and
point forms – Maxwell’s fourth equation, Curl (E)=-∂B/∂t – Statically and Dynamically
induced EMFs – Simple problems -Modification of Maxwell’s equations for time varying
fields – Displacement current – Poynting Theorem and Poynting vector.

**➥****UNIT -6**