Electromagnetism
– Physics Fundamentals,
and Optics
Electromagnetism
Waves,
– Physics
Fields
Fundamentals,
and
and
Light
Optics
Study
Waves,
–Guide.pdf
Physics
Fields
Fundamentals,
and Light Study
Waves,
Guide.pdf
Fields and Light Study Guide.pdf
Electromagnetism
and Optics –
Physics
Fundamentals,
Waves, Fields and
Light Study Guide
Electromagnetism and Optics
Electromagnetism
– Physics Fundamentals,
and Optics
Electromagnetism
Waves,
– Physics
Fields
Fundamentals,
and
and
Light
Optics
Study
Waves,
–Guide.pdf
Physics
Fields
Fundamentals,
and Light Study
Waves,
Guide.pdf
Fields and Light Study Guide.pdf
,Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf
What is the equation for electric field ∇· E = ρ/ϵ0 or ∇· D = ρf
divergence?
What is the equation for magnetic field ∇· B = 0
divergence?
What does the curl of the electric field ∇× E = −∂B/∂t
equal?
What does the curl of the magnetic ∇× B = µ0J + µ0ϵ0 ∂E/∂t or ∇× H = Jf + ∂D/∂t
field equal?
What is polarizability? The ratio of the induced dipole moment, p, of an atom
to the electric field E that produces it, p = αE.
What is the definition of polarization? The induction of atomic or molecular dipole moments
parallel to an external electric field.
What is the polarization vector, P? The total dipole moment per unit volume, P = Np.
Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf
, Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf
What is diamagnetism? When a material acquires a small dipole moment
antiparallel to an external magnetic field.
What is paramagnetism? When a material acquires a small dipole moment
parallel to an external magnetic field.
What is the equation for electric D = ϵ0E + P
displacement?
What is the modified Gauss' law? ∇· D = ρf
What is the relationship for linear P = ϵ0χeE and D = ϵE, with ϵ = (1 + χe)ϵ0.
dielectrics?
What is the energy density for a linear U = 1/2 E · D
dielectric?
What defines the magnetic current Surface current density: Km = M × ˆn; Volume current
density? density: Jm = ∇× M.
How do H and B relate? H = B/µ0 − M or B = µ0(H + M).
What is the energy density for a linear U = 1/2 H · B
magnetic material?
Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf Electromagnetism and Optics.pdf