S.N. | Physical Quantity | Symbol for Physical quantity | Name of Units | Symbol for Unit |
---|---|---|---|---|
1. | Length | L | metre | m |
2. | Mass | M | kilogram | kg |
3. | Time | T | second | s |
4. | Electric current | I | Ampere | A |
5. | Temperature | θ | kelvin | K |
6. | Luminous intensity | J | candela | cd |
7. | Amount of substance | N | mole | mol |
S.N. | Physical quantity | Symbol for Physical quantity | Name of Units | Symbol for Unit |
---|---|---|---|---|
1. | Angle | Radian | rad | |
2. | Solid angle | Steradian | sr |
Power of 10 | Prefix | Symbol |
---|---|---|
1024 | yotta | Y |
1021 | zetta | Z |
1018 | exa | E |
1015 | peta | P |
1012 | tera | T |
109 | giga | G |
106 | mega | M |
103 | kilo | k |
102 | hecto | h |
101 | deca | da |
10-1 | deci | d |
10-2 | centi | c |
10-3 | milli | m |
10-6 | micro | μ |
10-9 | nano | n |
10-12 | pico | p |
10-15 | femto | f |
10-18 | atto | a |
10-21 | zepto | z |
10-24 | yocto | y |