If you are looking for information about "Weights and measures": the following search results will help you to find out what Weights and measures means.
| 1 | Noise weighting |
| listener using a particular class of telephone instrument. Noise weighting measurements are made in... weightings were established by agencies concerned with public telephone service, and are based on... weightings. The same weighting nomenclature and units are used in military versions of commercial noise ... | |
| 2 | Oka (measure) |
| Oka is Turkish measure of weight equaled to 1.28 kilograms ... | |
| 3 | Barleycorn |
| Barleycorn may mean: a grain of barley unit of length equal to 1/3" (see Historical weights and measures) John Barleycorn, an ancient folksong ... | |
| 4 | Measuring instrument |
| weighing scales mass spectrometer katharometer colorimeter History of Weights and Measures Time calendar... In physics and engineering, measurement is the activity of comparing physical quantities of real... measurement results in a given number for the relationship between the item under study and the referenced ... | |
| 5 | Received noise power |
| : The related bandwidth and the noise weighting must also be specified. 3. The value of noise power... must be associated with the measurement. Source: From Federal Standard 1037C and from MIL-STD-188... or measured noise power, within the bandwidth being used, at the receive end of a circuit, channel ... | |
| 6 | Number average molecular weight |
| average of the molecular weights of the individual polymers. It is determined by measuring the molecular weight of n polymer molecules, summing the weights, and dividing by n . The number average molecular weight of a polymer can be determined by osmometry, end-group titration, and colligative ... | |
| 7 | Flat weighting |
| Flat weighting : In a noise-measuring set, a noise weighting based on an amplitude-frequency... expressed in dBrn (f 1 - f 2) or in dBm (f 1 - f 2). Note 2: "3 kHz flat weighting" and "15 kHz flat weighting" are based on amplitude-frequency characteristics that are flat between 30 Hz and the ... | |
| 8 | Traceability |
| standard. In the USA, national standards for weights and measures are maintained by the National Institute of Standards and Technology. As defined by NIST, "Traceability requires the establishment of... Traceability refers to an unbroken chain of measurements relating an instrument's measurements to ... | |
| 9 | 30th century BC |
| , introductions The shekal was introduced in Mesopotamia as a monetary and weight unit, see Historical weights and measures ... | |
| 10 | Effective dose |
| as a measure of the likelihood of stochastic effects of radiation exposure: carcinogenesis and... Effective dose is a measure used in radiation protection to estimate the risk resulting from an exposure of radiation. The effective dose (H) to an individual is found by calculating a weighted ... | |
| 11 | Balance |
| weighing pan and scale pan are suspended. To weigh an object, it is placed on the measuring pan, and... position; and finally by using the lever principle, which allows fractional weights to be applied by movement of a small weight along the measuring arm of the beam. While the word "weigh" or "weight ... | |
| 12 | Radon measure |
| In mathematics, a Radon measure is a measure on which is Borel regular and is finite for all compact sets ... | |
| 13 | Cooking weights and measures |
| Weights and measures Cooking... Spices & Herbs Sauces - Soups Cheese - Pasta Other ingredients... weight at retail. Weight measures are used for meat and butter; butter is sold by weight but in... British measures distinguish between weight and volume. Weight is measured in pounds and ounces ... | |
| 14 | Percentage solution |
| solute to 100ml of solvent. This would be labelled as a weight/ volume [w/v]percentage solution. For w/w then both solvent and solute would need to be weighed in the required ratios. Volume would accordingly be measured using a measuring cylinder, volumetric flask, pipette or similar. Labels should ... | |
| 15 | Polydispersity index |
| In organic chemistry, the polydispersity index , or PDI, is a measure of the distribution of molecular weights in a given polymer sample. The PDI is calculated is the weight-average molecular weight divided by the number average molecular weight. As the polymer chains approach uniform chain length ... |