SHOBHIT NIRWAN's
DESIGNED
ELECTRICITY
NOTES
, Electric
charge
Electric current
Electric Potential
Electric Potential difference
Electric circuit
circuit Diagram
Ohm 's law
Resistance
factors on which resistance of a
conductor depends
Electricity Resistivity or specific resistance
Alloys
series combination
Parallel combination
Heating Effect of Electric current
Joule 's law of heating
Bulb
Practical Applications
"
heating effect
f fuse
Power
, ②
Electric
charge [ Symbol of ]
↳ A physical entity which is defined by excess or
deficiency of electron
on a
body .
°
It is a scalar Quantity .
°
SI Unit of
charge is Coulomb K ) .
PROTON =
e =
-11.6×10-19 c
Magnitude of
One on
charged
\
ELECTRON =
e = -
16×10-19 C
1.6×10 MC
As
charge electron
-
°
on one =
electron 1.6×10 -19C
:
charge on n n x
=
o
T -
e .
/q=NxeT Hitt question # no of electrons
k3B
Italia at THAT IT G- formula
.
-
[ no of electrons click that tree
,
Electric Current p]
symbol
. .
[
↳ ' '
The
section in
amount of charge
unit time 't
O
'
.
flowing through particular area a of cross -
°
It is a scalar Quantity
°
Sz unit of current is Ampere CA ) .
[ LA = I Esoeucbotnnbd ]
34T dldt definition at WH tf 9¥ ¥ current AT formula T F: -
IE=¥T
-
K' B Direction of electric current is taken flow of electrons
-
as opposite to the
and 3-HIT circuit ITT EFF current ④ ve terminal of battery tf Ove terminal
AT 4Th 01¥ I
°
Electric current is measured by a device called Ammeter .
LP : A current of LA is drawn by a filament of an electric bulb Find .
-
cross-section
the number of electrons
filament in 16 seconds I
passing through a of the
set : Given : I -
-
LA
t = 16 seconds
To find : no .
of electrons ? ? fifty 419 3114T ? ? )
↳ gene doth but yet q
Hominid I