✓ Physics
formula
sheet
Zaki Saudagar Physics
class -12
CBSE
, Electric charges & fields
coulombs Law : -
%
& " " " "" "" "±"
Properties of charges
Additivity qnet=Eq F=kq÷y (c)
F=k9j÷r%=k9j÷Ñ
Principle of Superposition
"
Electric field ÷
Ñet=?+É+I+ tfn
E=q÷=k%%ᵗ
_ . -
charge Permittivity
Continuous Charge
Distribution
Electric dipole moment Er=E%
d- % ( linear )
_
P=q✗2l ( c- m ) q•¥q
r=9yA ( surface)
E. f. due to a dipole : -
f- % ( Volume)
fascial --
↳ 2%3 Eeqi # %
Torque on a
dipole in Uniform E. f.
E- Pesina -ÉÑ✗É
or Electric flux
∅ --§ÉdÑoro=§EdAcosO
Unit -
Nm%
Application of Gauss Law : -
• wire : C- =
y conducting ( sora ) & Non Cord "( H)
-
+
f-
-
+
- .
- +
e- - -
≠
-
i E :O ( inside ) + +
1 , +
+
, +
E=R{÷i÷
i
,
+
i courtside) + +
'
, + +
+
+ +
Plate
2%
+ +
•
E- =
solid
Non -
Conducting
+t
+
E- =L ( Inside) +
+
+
+
+
+ +
+ +
+ 380 +
.
+
+
+ +
1- +
={%p(
+ + +
outside )
+
C- -
+
formula
sheet
Zaki Saudagar Physics
class -12
CBSE
, Electric charges & fields
coulombs Law : -
%
& " " " "" "" "±"
Properties of charges
Additivity qnet=Eq F=kq÷y (c)
F=k9j÷r%=k9j÷Ñ
Principle of Superposition
"
Electric field ÷
Ñet=?+É+I+ tfn
E=q÷=k%%ᵗ
_ . -
charge Permittivity
Continuous Charge
Distribution
Electric dipole moment Er=E%
d- % ( linear )
_
P=q✗2l ( c- m ) q•¥q
r=9yA ( surface)
E. f. due to a dipole : -
f- % ( Volume)
fascial --
↳ 2%3 Eeqi # %
Torque on a
dipole in Uniform E. f.
E- Pesina -ÉÑ✗É
or Electric flux
∅ --§ÉdÑoro=§EdAcosO
Unit -
Nm%
Application of Gauss Law : -
• wire : C- =
y conducting ( sora ) & Non Cord "( H)
-
+
f-
-
+
- .
- +
e- - -
≠
-
i E :O ( inside ) + +
1 , +
+
, +
E=R{÷i÷
i
,
+
i courtside) + +
'
, + +
+
+ +
Plate
2%
+ +
•
E- =
solid
Non -
Conducting
+t
+
E- =L ( Inside) +
+
+
+
+
+ +
+ +
+ 380 +
.
+
+
+ +
1- +
={%p(
+ + +
outside )
+
C- -
+
