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Ultraviolet Radiations : The ultraviolet (UV) light has higher energy than visible light. Hydrogen lamps, deuterium lamps and other sources of ultra-violet are used for a variety of purposes in physical, chemical and biological laboratories. These applications include spectroscopy. The sterilisation of instruments, the initiation of chemical reactions and the detection of purines and other substances which fluoresce when irradiated with UV light in chromatography and other separation techniques. Ultraviolet sources may be recognised by their intense pale blue illumination, for example mercury vapour lamps and high voltage sparks and arc emitted at the time of welding.
What is the general statement regarding the temperature of water in oceanic depths? Commonly, the relation is this - the further from the surface the colder the water. This
heat always from where things to where things
methods of heat transfer
Control of soil erosion: The most significant measures of erosion control include (i) growth of grasses, shrubs and trees on soils and (ii) construction of a drainage system w
Eutrophication: Materials such as sewage or organic wastes from milk plants, canneries, slaughter houses, paper mills, starch factories and fish processing plants, and runoff
Soil Texture and Methods of Analysis Soil texture is the basic property of a soil related to the size of individual mineral particles, which cannot be easily altered. It spe
can anyone tell me at least three adaptation that help humans have differential survivability, and three adaptations that help humans have differential fecundity? any help
factors that led to the decline of european science during iron age
Explain the Functions of Stomach 1. Mechanical function: Muscular action of the stomach helps in the mixing of food with the digestive juices and also helps to propel the food
What is tocopherols Vitamin E refers to a group of compounds known as which are the derivatives of a parent compound called as 'tocol'. Four tocopherols namely a, P,
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