Summary Matric IEB Electrodynamics

amplitude
of
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ELECTROMAGNETISM
A magnetic field exists around a permanent magnet or a current carrying conductor

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STRAIGHTCURRENTCARRYINGCONDUCTOR Righthand rule

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,We use the following conventions whenlooking at magneticfields currenton
apieceofpaper




CURRENTCARRYINGLOOP
Righthand rule
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SOLENOID
Righthandsolenoid rule
dietifent
WvvVvv I thumbpoints
A towardsthe
magneticnorth
pole

,CURRENTCARRYINGCONDUCTOR PLACED IN MAGNETIC FIELD
Notemagneticfield
A force might act on a current carrying conductor placed in a magnetic field
goesfrom N to S
wireisforced

thetwomagneticfieldshere magnetichedgnbehreen
each
otherout
gancel




Barmagnet i Barmagnet
theatrereset there
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Thefactors that affect the magnitude of the force on a current carrying
conductor can beexplained
using this equation

lengthofconductor
magneticfieldstrength
F ILB sino anglebetweenmagneticfield currentdirection
currentin conductor
Forceon
conductor

, Flemings left hand motor rule
Forcedirection


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DIRECT CURRENT MOTOR DCmotor thepiratebay.EE ggsexertedonthecoil
convertelectricalenergyto mechanicalenergykineticenergy



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Directionofcurrent
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breakin
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andthenthedirectionof thecurrent
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