, '
i
'
t.li , " /
'
c) ii. iii.
'
Ii ; : ;
the study of
electrically charged objects of
•
neutral
charge
→
equal protons electrons like
charges repel
•
+
◦
positive →
defeat of electrons unlike charges attract
negative excess electrons
• →
unit
raf recharge
•
the Coulomb
1,6×10 -19C
magnitude of →
of an
charge electron
•
↳ smallest of
quantity charge
all electron
charge multiples of
charge on
•
=
m a n e u ve r . a m
1C
IMC Milli 1×10-3
-
b
I µc micro , ✗ 10
Inc nano 1×10-9
"
Ipc pica I ✗ 10
watchtower
rehearse
""
①
no Of electrons ( lost / gained ) ✗ 1,6×10
q
=
.
↳ lost = t
↳
gained
= -
no
reef e l e c t ron s
q
I
( lost / 1,6×10-19
gained )
=
NO .
Of electrons
↳ + =
electrons lost
↳ electrons
gained
-
=