Electric & Fields
Charges
# Electrostatics : -
The
study of behaviour and the properties of charge at Rest .
# Charges :-
Electric
It is the physical property of matter that causes it to experience a force which
,
it is placed in Electromagnetic field.
Denoted
by &/q
·
· SI Unit : Coulomb[c]
Types of Charge
:
-
-> Charge
Positive
->
Negative charge
charge Mass
· tive ive & ·
+ive (always)
,
zero
·
Do not depend Depend upon
on speed . & peed
·
Attractive ou ·
Attractive
Repulsive Calways)
Properties of
Charges
:
# -
like
charges of
2 kinds i. e
. Unlike
charges and charges
.
:
1) Conservation of Charges
-
+ +
is
The total
charges of an isolated
system always + +
-
. (Intial and
conserved final charges will be same
2) Quantization of Charge : -
F
The charges always exist in a
integral multiple of
fundamental charg es smallest
charge
I
=
I
Ine g
+ 1 6x10-19C
. .
,
,
,
Charges
# Electrostatics : -
The
study of behaviour and the properties of charge at Rest .
# Charges :-
Electric
It is the physical property of matter that causes it to experience a force which
,
it is placed in Electromagnetic field.
Denoted
by &/q
·
· SI Unit : Coulomb[c]
Types of Charge
:
-
-> Charge
Positive
->
Negative charge
charge Mass
· tive ive & ·
+ive (always)
,
zero
·
Do not depend Depend upon
on speed . & peed
·
Attractive ou ·
Attractive
Repulsive Calways)
Properties of
Charges
:
# -
like
charges of
2 kinds i. e
. Unlike
charges and charges
.
:
1) Conservation of Charges
-
+ +
is
The total
charges of an isolated
system always + +
-
. (Intial and
conserved final charges will be same
2) Quantization of Charge : -
F
The charges always exist in a
integral multiple of
fundamental charg es smallest
charge
I
=
I
Ine g
+ 1 6x10-19C
. .
,
,
,
