Grade 12 Physics Unit 3 Notes on Magnetism. Topics varying from electric/magnetic field lines, electromagnetism principles, all right hand rules, domain theory of magnetism, magnetic forces, Thompson's cathode ray experiment, Milikan's oil drop experiment, mass spectrometer, and particle accelerato...
Generators
gofrommagnetism to electricity
Motors
gofromelectricity to magnetismwhichresults in rotationalmotion
hairdryerwasher
dryer
anythingwithafanbasically
Electric Field Lines
won't
magnet
on adifferenceunlessmoving
I Edge
j
difference i
Magnetis Force
Earthis a magnet weak
Goldilockszone where habitable life ispossible
Magnetosphere protests the Earth from solarwinds
Magnetic fieldlines are perpendicular to Earth's surface
Charged particles moving creates Earth'smagnetic field
Magnetic field of Earth is not static Poles aremoving not geographically
ggf'up
comma's
Geometric Geographic
pole north
planetaryaverage 723
oAurora ARITIc
osolarwind ionizegainice
particles
FANARA
movealongmagneticfieldlinesand
energy isexerted aslight
s
É
f
an
I Geographic
south
, Compass needle pointsto thegeographicnorthmagneticsouth alignedto the parallelfield
FieldlinesIIideiggnethantonm
s NS SS N
Can'thaveamonopolemagnetnd
Electromagnetism Principles
Moving charges produces a magnetic
i i field
stationarychargesdo
nothing
RIGHTHANDRULE
Rightthumb in the direction of conventional current is for a
straight conductor
Curled fingers point in the direction of the magnetic field lines
compassneedlealigns
itselfwiththese
in
I i
i
loser to
B Ikimtin
r wiretroger field
using
direction
andmagnitude
is changing so not uniform
magnetic field
want a uniform magnetic field in applications
to
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