Elec tro3tatics
a) F CQz _r-o)
2) E-
3 enc =Ldl Jine charge
= s ds surfau charg«
= J,dvvolum oharge
4)E tor corctinuous body
E- Jd4 R-k.) int ehar
4x6 R-RJ
SsdsR-R surfau
4 6 lR-Ro
vdLR-Ro
r E for continuos body given ,
5)Steps o tind
i) Find Qene = J d orJ1, ds or Stydv
(17) E= Aenc r-r when point vetprs ave giveh
T6 I|-rop
infiri
6) E for inc echarge
E S xar
2A6.r
7) GrousS Law
Dds-33ydv
Basiauy
Aenc
chargc endlodseol
.
3 y D v-8o
,S)foirt charge
E a r D= 6E = a
4Ner2
q Iné
Ainu chorge
D L arE La
27r 276r
olhéinitt plone oharge
D d az ,
F=is
260
az
Uniform sphere:
(il r<a
liürca ti ued
3 e
36, r E 36o
ay
95teps to tind ur) Acrc 0J1h 0 qven
Find 3y = V. D 1v= Volumu chorge densiy
ydV. Do tripu'inttgral
GH) Genc
5)Electric Porberdbia i 010
V Ka , K=L
pont m-ro
Coictinuous torm
V(r).
gfaclient o V
a) F CQz _r-o)
2) E-
3 enc =Ldl Jine charge
= s ds surfau charg«
= J,dvvolum oharge
4)E tor corctinuous body
E- Jd4 R-k.) int ehar
4x6 R-RJ
SsdsR-R surfau
4 6 lR-Ro
vdLR-Ro
r E for continuos body given ,
5)Steps o tind
i) Find Qene = J d orJ1, ds or Stydv
(17) E= Aenc r-r when point vetprs ave giveh
T6 I|-rop
infiri
6) E for inc echarge
E S xar
2A6.r
7) GrousS Law
Dds-33ydv
Basiauy
Aenc
chargc endlodseol
.
3 y D v-8o
,S)foirt charge
E a r D= 6E = a
4Ner2
q Iné
Ainu chorge
D L arE La
27r 276r
olhéinitt plone oharge
D d az ,
F=is
260
az
Uniform sphere:
(il r<a
liürca ti ued
3 e
36, r E 36o
ay
95teps to tind ur) Acrc 0J1h 0 qven
Find 3y = V. D 1v= Volumu chorge densiy
ydV. Do tripu'inttgral
GH) Genc
5)Electric Porberdbia i 010
V Ka , K=L
pont m-ro
Coictinuous torm
V(r).
gfaclient o V
