Chapter 3 EM: Magnetic Fields

JawadCheayto

Audios
for an Electric
field


TE É qÉ the
The electricfield effects
whetherit's
charge moving
a or not


for a Magneticfield


th 90dB
i The Magneticfieldonly
a B U4Barein
effects the charge
if
fparallelthe it's moving

charge won't be effected




for Both
EqÉyquxB q É WB

, Audio 2
Electric
for an field

8 E He 88 8
for a Magneticfield

I so I'xB Moj

Mo
permeability shrixsot SI
22
Eo permitivity e 8.854 10 SI


Audio 3

Electric
for an field
x
F E'dye It diverges

Has a starting
point fan ending point

,for a Magnetic field


I so Doesn't
Diverges.ithas no
starting fendingpoints it's a

loop

There is no positive4negative

Magnetic field we have
5 N
magnetic poles




Audio 4


I so LIB dV 0


II E duo is.d5 O
V s flux
Magnetic




No Magneticflux
ed surfaces

, THE dssAodi06
I'xiz.ds.gg

ffoIXPI.d5 fffoj.IS
S s


DE oJfJ.d8 B
MoIcrosstkare Hatboundss
are
Ampere'sLaw
cq

I
igq.us M
g system
F Ilettlm going
Currentdensity
out
torrent
density per unitArea
perunitlength


Note
fdr parameter
fdF o

X
Across a closed
s

a
bterja3
loop
blekharaadro2ta
lballashetfega