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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