Friday, March 8, 2013

Important SI Units General Knowledge

Important SI Units General Knowledge


Quantity


SI


Symbol


Length


Meter


M


Mass


Kilogram


Kg


Time


Second


S


Work and Energy


Joule


J


Electric Current


Ampere


A


Temperature


Kelvin


K


Intensity of flame


Candela


Cd


Angle


Radian


Rad


Solid angle


Steredian


Sr


Force


Newton


N


Area


Square meter


M2


Volume


Cubic meter


M3


Speed


Meter per second


Ms-1


Angle Velocity


Radian per second


Rad s-1


Frequency


Hertz


Hz


Moment of inertia


Kilogram square meter


Kgm2


Momentum


Kilogram meter per second


Kg ms-1


Impulse


Newton second


Ns


Angular Momentum


Kilogram square meter per second


Kgm2s-1


Pressure


P
ascal


Pa


Power


Watt


W


Surface tension


Newton per meter


Nm-1


Viscosity


Newton second per square m.


N.s.M-2


Thermal Conductivity


Watt per meter per degree celcius


Wm-1c-1


Specific Heat capacity


Joule per kilogram per Kelvin


Jkg-1K-1


Electric charge


Coulomb


C


Potential Difference


Volt


V


Electric Resistance


Ohm


O


Electrical Capacity


Farad


F


Magnetic Induction


Henry


H


Magnetic Flux


Weber


Wb


Or photometric power


Lumen


Lm


Intensity of illumination


e="color: black; mso-themecolor: text1;">Lux


Lx


Wave length


Angstrom


A0


Astronomical distance


Light year


ly




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