Class notes
Class notes physics 1155 (PHYS1155)
- Course
- Physics 1155 (PHYS1155)
- Institution
- Northeastern University
Class notes for physics
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ElectricFluxelementsofarea
andintegratethe
Foranonuniformelectricfieldandonanonplanarsurfacewepartitionthe
surfaceinto
infinitesimal electricfield
Clari cation:
iqi iiiii
.
iii
IIig
Iiii.IE
E lectricFlux
and
charge
c hargewithinthe
positive oftheboxandnegativechargeproducesinwardflux
boxproducesoutwardelectricflux throughthesurface
ifiii f
iii m
Belowsi in
inion
netchargeinsideaboxandnonetelectricfluxthroughthesurfaceofthe
thereiszero box
what
Effi's
in
Doublingthechargewithintheboxdoublesthe
fluxbutdoublingthesizeofthe flux
boxdoesn'tchangethe
fi
, iiiiiiiiiiiii.in
iii
2.010 C0314cos90 o
c WhatistheelectricfluxifñE
2.010 C0314cos00 63mme
Exam Flux
pEE
EachCubeFace
iii
vectorñ
normal
Right i
Ericaitbris.io in
outof vector
pagenormal ñ x̅
iiiii
netFlux sum at
Gauss's Law
analternativetoCoulomb'sLawandiscompletelyequivalenttoit
Lcarsurface
Etta's
centered
Thefluxthroughthesphereis independentofthesizeofthesphereanddependsonlyonthechargeinside
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