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International System of Units

Name
Symbol
Quantity
Length
m
Metre
Mass
kg
Kilogram
Time
s
Second
Electric Charge
A
Ampere
Temperature
K
Kelvin
Luminenscent Intensity
Cd
Candela
Hertz
Hz
Frequency
Newton
N
Force, Weight
Joule
J
Work, Heat
Watt
W
Power, Radiant flux
Pascal
Pa
Pressure, Stress
Lumen
lm
Luminous flux
Lux
lx
Illuminance
Coulomb
C
Electric charge or flux
Volt
V
Electrical potential difference
Ohm
Ω
Electric resistance, Impedance, Reactance
Farad
F
Electric capacitance
Weber
Wb
Magnetic flux
Tesla
T
Magnetic flux density, magnetic induction
Henry
H
Inductance
Siemens
S
Electrical conductance
Becquerel
Bq
Radioactivity (decays per unit time)
Gray
Gy
Absorbed dose (of ionizing radiation)
Sievert
Sv
Equivalent dose (of ionizing radiation)
Katal
kat
Catalytic activity
Degree Celsius
°C
Thermodynamic temperature

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