UST2 -
Electromag
Electric Fields Two like particles REPEL
Chapter 7 :
. I Coulomb's Law
TVT
7
omm--o
FORMULAS Factors affecting electric force : B
is
to ↓
F= * FORCE between I charged points is 475n4 833pC
#zo = 9X109 Nm2 (2
proportional to the
product of the 73mm = 7 3 cm
.
4 75 x10 (
= 0 .
075m
475nC
two charges .
= .
.
eg 95
doubla
FON'92-fif charge e FION
is
83 6 .
33x10N
~
WE 7 1 3 . . .
B
B (3 4) ·
1A(0 , 4)
10-1( A by B
,
Force
Tes
qA = - 1 6 x
3mm
⑨
i
. on :
qB
=
+ 1 6 + 10-1(
.
F9x10x -256x102
9( Force on A
+
2-
4mm q2 = - 1 6 x10
.
by G :
9x109XQo-19) 2x10-24N
2
9
Pythag
Sum : F= =
(3x10 32
.
=
1 -
= 5mm tan" (* ) = 0 = 53 130 .
3
0 ((3 , 0) Vertial : Fy = sinS3x9 .
2 x 10-24 = 4 3040-24
.
"
.
10s33x9 2x10-24
23
(mm)
Horizontal Exc 5 3x10-24 1 01x 18
-
=
: = .
= .
.
Net force of 36x10-24N vertically and 2 01-10-23
.2 Electric Fields
7 2 .
.
Nhorizontally
DEFINITION : Surrounds positive and
Pythag again : Answer:
2 140x0-N
negative changes and exerts force
netR02 3of Fret 2xNat one
=
an
aga
a =
.
20 % above the
positive horizontal
.
on other changes in the field.
# E Electric Field Strength(E) ↓ away from point charge
TY 1 2 2 15cm 0 1Sm + 2 0x10-
a
%
as distance * FORMULAS
EgE
q
·
.
.
.
= . = .
E= 9x1080000N8xN"to the
right .
E
usedto find E
T Y 7 3 1. V = OV V =
36V d 2
=
1 6x10-19C up
a distance from charge
qe
.
= = .
.
.
.
E = = dz FORMULAS
=
= = 18Vm = 0 7Sm
.
U afference in potential
. 3 Electric Potential W 16x18-18) V
=
7 qEd 1.6 10 x18x0 75 +
2
Energy = = x . = -
.
=
& energy
Electri otential (v) 2 16 x10-185 work
.
is
done the field
on W qV
=
=
electric potential (v)
& work done distance
8 Magnetic Fields
Chapter Creating Magnetic : 8 3
. Fields E =* or V = Ed
.1 Magnets/8 2 Field
8
Magnetic Diagram Right hand rule ! . W qEd =
Wedeck stron
h
= N
- - Chefcamp first FORMULAS
i in a
ofN
solenoid B
. 4 Solenoids B Mon Itmagfielda
8 Chapter 9: Electory induction
SMagfree
=
Mag flux =o (0 BA) =
qUB =
f p
E lvB > 40
Faraday's law Blukt
= =
: -
- Blu =
Change in may flex )
↳
: S =
Ohm's law : IMr
Electromag
Electric Fields Two like particles REPEL
Chapter 7 :
. I Coulomb's Law
TVT
7
omm--o
FORMULAS Factors affecting electric force : B
is
to ↓
F= * FORCE between I charged points is 475n4 833pC
#zo = 9X109 Nm2 (2
proportional to the
product of the 73mm = 7 3 cm
.
4 75 x10 (
= 0 .
075m
475nC
two charges .
= .
.
eg 95
doubla
FON'92-fif charge e FION
is
83 6 .
33x10N
~
WE 7 1 3 . . .
B
B (3 4) ·
1A(0 , 4)
10-1( A by B
,
Force
Tes
qA = - 1 6 x
3mm
⑨
i
. on :
qB
=
+ 1 6 + 10-1(
.
F9x10x -256x102
9( Force on A
+
2-
4mm q2 = - 1 6 x10
.
by G :
9x109XQo-19) 2x10-24N
2
9
Pythag
Sum : F= =
(3x10 32
.
=
1 -
= 5mm tan" (* ) = 0 = 53 130 .
3
0 ((3 , 0) Vertial : Fy = sinS3x9 .
2 x 10-24 = 4 3040-24
.
"
.
10s33x9 2x10-24
23
(mm)
Horizontal Exc 5 3x10-24 1 01x 18
-
=
: = .
= .
.
Net force of 36x10-24N vertically and 2 01-10-23
.2 Electric Fields
7 2 .
.
Nhorizontally
DEFINITION : Surrounds positive and
Pythag again : Answer:
2 140x0-N
negative changes and exerts force
netR02 3of Fret 2xNat one
=
an
aga
a =
.
20 % above the
positive horizontal
.
on other changes in the field.
# E Electric Field Strength(E) ↓ away from point charge
TY 1 2 2 15cm 0 1Sm + 2 0x10-
a
%
as distance * FORMULAS
EgE
q
·
.
.
.
= . = .
E= 9x1080000N8xN"to the
right .
E
usedto find E
T Y 7 3 1. V = OV V =
36V d 2
=
1 6x10-19C up
a distance from charge
qe
.
= = .
.
.
.
E = = dz FORMULAS
=
= = 18Vm = 0 7Sm
.
U afference in potential
. 3 Electric Potential W 16x18-18) V
=
7 qEd 1.6 10 x18x0 75 +
2
Energy = = x . = -
.
=
& energy
Electri otential (v) 2 16 x10-185 work
.
is
done the field
on W qV
=
=
electric potential (v)
& work done distance
8 Magnetic Fields
Chapter Creating Magnetic : 8 3
. Fields E =* or V = Ed
.1 Magnets/8 2 Field
8
Magnetic Diagram Right hand rule ! . W qEd =
Wedeck stron
h
= N
- - Chefcamp first FORMULAS
i in a
ofN
solenoid B
. 4 Solenoids B Mon Itmagfielda
8 Chapter 9: Electory induction
SMagfree
=
Mag flux =o (0 BA) =
qUB =
f p
E lvB > 40
Faraday's law Blukt
= =
: -
- Blu =
Change in may flex )
↳
: S =
Ohm's law : IMr
