specific quantity
41quantity — [14] Latin quantus meant ‘how much’ (it was a compound adjective formed from quī ‘who’). From it was derived the noun quantitās ‘extent, amount’, which passed into English via Old French quantite. Quantum [17], a noun use of the neuter form of… …
42specific fuel consumption — The quantity of fuel consumed (by weight) to produce one unit of power in one unit of time. In piston engines, the SFC is equal to the mass ratio of fuel/shaft horsepower. In gas turbine engines, the SFC is equal to the mass ratio of fuel/thrust …
43Specific heat — In English units, the quantity of heat, in Btu, needed to raise the temperature of one pound of material one degree Fahrenheit. California Energy Comission. Dictionary of Energy Terms …
44Specific Heat Capacity — The quantity of heat required to change the temperature of one unit weight of a material by one degree …
45specific heat capacity — (SHC) The quantity of heat which unit of mass of a substance requires to raise its temperature by one degree …
46quantity — [14] Latin quantus meant ‘how much’ (it was a compound adjective formed from quī ‘who’). From it was derived the noun quantitās ‘extent, amount’, which passed into English via Old French quantite. Quantum [17], a noun use of the neuter form of… …
47Physical quantity — A physical quantity is a physical property that can be quantified. This means it can be measured and/or calculated and expressed in numbers. The value of a physical quantity Q is expressed as the product of a numerical value { Q } and a physical… …
48Conserved quantity — In mathematics, a conserved quantity of a dynamical system is a function H of the dependent variables that is a constant (in other words, conserved)[1] along each trajectory of the system. A conserved quantity can be a useful tool for qualitative …
49Dimensionless quantity — In dimensional analysis, a dimensionless quantity or quantity of dimension one is a quantity without an associated physical dimension. It is thus a pure number, and as such always has a dimension of 1.[1] Dimensionless quantities are widely used… …
50Measured quantity — In a physical setting a measurement instrument may be gauged to measuring values of a specific physical quantity. In such a context the specific physical quantity is called a measured quantity. The synonymous notion observable often is used in… …
