 | Lester Clyde Lichty - 1924 - 546 páginas
...DENSITY OF DRY AIR . Barometric Pressure 29.92 inches. TABLE II DENSITY OF WATER Specific Gravity. — The specific gravity of a substance is the ratio of its density to that of a standard substance. It is customary, in the case of liquids, to refer to the specific gravity of... | |
 | Le Roy Dougherty Weld, Frederic Palmer - 1925 - 760 páginas
...specific volume of the same air is the reciprocal of this number, or 833.33 cubic centimeters per gram. The specific gravity of a substance is the ratio of its density to that of water at 4°C.; both densities being expressed in the same units. Being the ratio of two magnitudes... | |
 | Albert Edward Caswell - 1928 - 802 páginas
...with that of some standard substance. Water is usually chosen as the standard substance. DEFINITION. The specific gravity of a substance is the ratio of its density to the density of water at 4° C. The density of a substance expressed in grams per cubic centimeter is... | |
 | Hsai-Yang Fang, John Daniels - 1997 - 680 páginas
...5.4 shows the relationship between unit weight vs. temperature for pure water. (2) Specific Gravity The specific gravity of a substance is the ratio of its density to the density of water at 4°C. Dimensionally, specific gravity is a pure number. The specific weight... | |
 | C. Prasad - 2005 - 222 páginas
...the sea level while nine-tenths of the volume remains under the sea. The specific gravity (sp. gr.) of a substance is the ratio of its density to that of some standard substance. The standard usually taken is water at the temperature of its maximum density of 4°C. Therefore if... | |
 | John Greaves - 2019 - 224 páginas
...density of a substance has been defined as the mass contained in a unit volume ; hence it follows that the specific gravity of a substance is the ratio of its density to that of the standard substance. For the ratio between the weights of equal volumes of the substance and the... | |
 | 274 páginas
...point P, then the density at P is lim Am/ At; as the linear dimensions of the region tend to zero. The specific gravity of a substance is the ratio of its density to some standard density, usually that of pure water under the conditions at which its density is a maximum,... | |
 | James L. Meriam - 1966 - 376 páginas
...region containing that point tends as the linear dimensions of the region are indefinitely diminished. The ' specific gravity ' of a substance is the ratio of its density to some standard density, eg that of pure water when (under ordinary conditions of pressure) its density... | |
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The specific density, or specific gravity, of a substance, is the ratio of its density to that of water at 4° C. 
