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Dec 21, 2008

Why are the Emmy Awards so called?

The Emmy Awards were instituted by the Academy of Television Arts and Sciences (ATAS) as a television equivalent for the Academy Awards for films. The first Emmy Award ceremony was held in January 1949. The name ‘Emmy’ chosen by ATAS is the feminization of ‘Immy’ — the nickname for the image of the orthicon camera tube that led to the development of television. The name Emmy was complemented by the award statuette design that depicts a winged idealized woman holding an atom. The wings represent the art and the atom represents the science and technology of the television medium.


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Dec 2, 2008

Why does pure water have no taste or colour?

Physical properties of a compound, such as colour, taste, touch etc. depend on its pH factor. The pH further depends upon the concentration of H+ and OH- ions in that compound. For example, compounds having higher concentration of H+ ions are sour, acids and compounds having higher OH- ion concentrations like bases are bitter. Water has equal concentration of H+ and OH- ions. Thus, it has neither sour nor a bitter taste, and hence is tasteless. Similarly, it is colourless and doesn't have an odour.
  

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