Historical review of destrcutive Earthquakes

When and where the oldest earthquake occurred in history cannot be said with certainty, but the first earthquake recorded by man in history occurred in China in 1177 BC, about three thousand years ago.  After that, the oldest records are found in Europe in 580 BC and Sparta in Greece in 464 BC. ...

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TV Terminologies: Important terms to know

There are several words or terminologies that we come across while reading or discussing Televisions (TVs). It becomes especially irritating when you have to buy a TV and you are faced with too many unknown terminologies. To help you with this issue and to make you familiar with these unfamiliar terms,...

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Cathod ray tubes in Televisions

 William crock and J.J Thomsan discovered electron in 1875. Instrument used in this experiment called Cathod rays tube are gas discharge tube it is made up of glass tube. It has two metallic electrodes connected to a source of high voltage electrode connected to negative terminal of battery...

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Difference between LCD and LED

LCD stands for "liquid crystal display". LED stand for "Light Emitting Diodes” also work on the base of liquid crystal displays.  While both LCD and LED  TVs base on liquid crystals system, it’s the backlighting that really makes them different from one another. All the LED TVs are basically...

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Historical Review, Invention of Colour Television

Earlier television were in monochrome, but with advancements in technology, they also started coming in colored versions.Colour Television in 19th  century Colour television was by no means a new idea.  In the late 19th century a Russian scientist by the name of A.A.  Polumordvinov...

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Historical Review, Invention of Television

In the word Television Tele-” is a prefix that means “far off” or “operating at a distance.”  The word "television" was agreed upon quite rapidly, and while other terms like "iconoscope" and "emitron" referred to patented devices that were used in some electronic television systems, television...

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Safety tips for driving in fog, mist and smog

In practice, mist is considered synonymous with “light fog”. The term “smog” (from the words “smoke” and “fog”) is widely used for conditions where fog and heavy air pollution are present, with chemical reactions between the fog droplets and various pollutants which reduced the visibility more.In winter,...

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