Symbols used in fluid mechanics

a = Acceleration (m/s2A = Area (m2)) a = Speed of sound (m/s)F = Force (N)g = acceleration due to gravity (m/s2 )h = fluid head (m)K = Bulk modulus (MPa )m = mass (kg)M = mach number u /aM = Molecular weightp = fluid pressure (N /m2 )pabs - absolute pressure (N /m2 )pgauge - gauge pressure (N /m2 )patm - atmospheric pressure (N /m2 )p s= surface pressure (N /m2 )Q = Volume flow rate (m3 /s)q = Heat transfer /unit mass (J/kg)R = Gas Constant (J/(kg.K)Ro = Universal Gas Constant (J/(kg.mol.K)ρ =...

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Quantities Symbols and Dimensions

QuantitySymbolDimensionsQuantitySymbolDimensions MassmMMass /Unit Aream/A 2ML -2 LengthlLMass momentmlML TimetTMoment of InertiaIML 2 TemperatureTθ--- VelocityuLT -1Pressure /Stressp /σML -1T -2 AccelerationaLT -2StrainτM 0L 0T 0 Momentum/ImpulsemvMLT -1Elastic ModulusEML -1T -2 ForceFMLT -2Flexural RigidityEIML 3T -2 Energy - WorkWML 2T -2Shear ModulusGML -1T -2 PowerPML 2T -3Torsional rigidityGJML 3T -2 Moment of ForceMML 2T -2StiffnesskMT -2 Angular...

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