break signal
51Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
52Battle of Trafalgar — Infobox Military Conflict conflict=Battle of Trafalgar partof=the Napoleonic Wars caption= The Battle of Trafalgar, as seen from the mizzen starboard shrouds of the Victory by J. M. W. Turner (oil on canvas, 1806 to 1808) date=21 October, 1805… …
53'Allo 'Allo! (series 5) — This article contains episode listings for the fifth series of the British Sitcom series Allo Allo!. The series contains twenty six episodes which first aired between 3 September 1988 and 25 February 1989. Series 5 is longer than any of the other …
54List of broadcasting terms — With every new technology a number of terms and slang words develop to assist in the rapid communication of ideas between the users of the technology.Below is a glossary of terms used in broadcasting. A ; ABC: In Australia, the Australian… …
55Positive feedback — Alarm or panic can spread by positive feedback among a herd of animals to cause a stampede. Positive feedback is energy taken from the output of a system and reapplied to the input, which is phase congruent with the input signal. A system… …
56List of Tesla patents — Below is a list of Tesla patents. Dr. Nikola Tesla was an inventor who obtained around 300 patents [Snezana Sarbo, [http://www.tesla symp06.org/papers/Tesla Symp06 Sarboh.pdfNikola Tesla s Patents] , Sixth International Symposium Nikola Tesla,… …
57Cryptanalysis of the Enigma — enabled the western Allies in World War II to read substantial amounts of secret Morse coded radio communications of the Axis powers that had been enciphered using Enigma machines. This yielded military intelligence which, along with that from… …
58Rail transport in Victoria — Infobox rail railroad name = Railways of Victoria logo filename = logo size = system map caption = Victorian railway network, passenger lines in colour, freight only lines in grey marks = locale = Victoria, Australia start year = 1854 end year =… …
59Track circuit — A track circuit is a simple electrical device used to detect the presence or absence of a train on rail tracks, used to inform signallers and control relevant signals. Principles and operation The basic principle behind the track circuit lies in… …
60Obedience trial — An obedience trial is a dog sport in which a dog must perfectly execute a predefined set of tasks when directed to do so by his handler. According the American Kennel Club (AKC) obedience regulations The basic objective of obedience trials,… …
