SI Units - Basic Chemistry in Hindi Part 1
In this video we learn about SI System of units. We learn about 7 basic SI units, derived units, international system of units. In this video of Basic chemistry we get all information about SI units Which are used in physic and chemistry science experiments.
Watch this video below or at YouTube Link : https://youtu.be/eR6SCVLrVPE
SI System
7 SI Base Units
Base physical quantity
|
Symbol for quantity
|
SI units name
|
SI units symbol
|
Length
|
l
|
Metre
|
m
|
Mass
|
m
|
Kilogram
|
Kg
|
Time
|
t
|
Second
|
s
|
Current
|
I
|
Ampere
|
A
|
Temperature
|
T
|
Kelvin
|
K
|
Amount of substance
|
n
|
Mole
|
Mol
|
Luminous intensity
|
Iv
|
candela
|
Cd
|
Prefixes for SI Units
Multiple
|
Prefix
|
Symbol
|
10-24
|
Yocto
|
y
|
10-21
|
Zepto
|
z
|
10-18
|
Atto
|
a
|
10-15
|
Femto
|
f
|
10-12
|
Pico
|
p
|
10-9
|
Nano
|
n
|
10-6
|
Micro
|
m
|
10-3
|
Milli
|
m
|
10-2
|
Centi
|
c
|
10-1
|
Deci
|
d
|
10
|
Deca
|
da
|
102
|
Hecto
|
h
|
103
|
Kilo
|
k
|
106
|
Mega
|
M
|
109
|
Giga
|
G
|
1012
|
Tera
|
T
|
1015
|
Peta
|
P
|
1018
|
Exa
|
E
|
1021
|
Zeta
|
Z
|
1024
|
yotto
|
Y
|
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