SI Units of Some Physical Quantities
For Any Govt. Competitive Exams
|
Name of the Quantity
|
SI Unit
|
Symbol
|
|
Length
|
meter
|
M
|
|
Specific Heat capacity
|
Joule per kilogram per Kelvin
|
Jkg-1K-1
|
|
Area
|
Square meter
|
m2
|
|
Moment of inertia
|
Kilogram Square meter
|
kgm2
|
|
Astronomical distance
|
Light year
|
Ly
|
|
Electrical Capacity
|
farad
|
F
|
|
Thermal Conductivity
|
Watt per meter per degree celcius
|
Wm-1C-1
|
|
Time
|
second
|
S
|
|
Angle
|
radian
|
Rad
|
|
Force
|
newton
|
N
|
|
Magnetic Induction
|
henry
|
H
|
|
Intensity of illumination
|
lux
|
Lx
|
|
Viscosity
|
Newton second per square m.
|
N.s.m-2
|
|
Luminous Flux or photometric
power
|
lumen
|
Im
|
|
Electric charge
|
coulomb
|
C
|
|
Angular Momentum
|
Kilogram square meter per second
|
Kgm2S-1
|
|
Power
|
watt
|
W
|
|
Speed
|
Meter per second
|
Ms-1
|
|
Frequency
|
Hertz
|
Hz
|
|
Wave length
|
Angstrom
|
Ao
|
|
Mass
|
kilogram
|
Kg
|
|
Electric current
|
ampere
|
A
|
|
Intensity of flame
|
candela
|
Cd
|
|
Surface tension
|
Newton per meter
|
Nm-1
|
|
Potential Difference
|
volt
|
V
|
|
Electric Resistance
|
Ohm
|
-
|
|
Work and Energy
|
Joule
|
J
|
|
Momentum
|
Kilogram meter per second
|
Kg ms-1
|
|
Magnetic Flux
|
weber
|
Wb
|
|
Temperature
|
kelvin
|
K
|
|
Solid angle
|
steredian
|
Sr
|
|
Volume
|
Cubic meter
|
M3
|
|
Impulse
|
newton second
|
Ns
|
|
Pressure
|
pascal
|
Pa
|
|
Angle Velocity
|
Radian per second
|
radS-1
|
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