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Crescograph, Bose Institute, Kolkata. A crescograph is a device for measuring growth in plants. It was invented in the early 20th century by Jagadish Chandra Bose. The Bose crescograph uses a series of clockwork gears and a smoked glass plate to record the movement of the tip of a plant (or its roots). It was able to record at magnifications of ...
English inventions and discoveries are objects, processes or techniques invented, innovated or discovered, partially or entirely, in England by a person from England. Often, things discovered for the first time are also called inventions and in many cases, there is no clear line between the two. Nonetheless, science and technology in England ...
Crescograph – The crescograph, a device for measuring growth in plants, was invented in the early 20th century by the Bengali scientist Sir Jagadish Chandra Bose. [315] [316] Shearing interferometer – Invented by M.V.R.K. Murty, a type of Lateral Shearing Interferometer utilises a laser source for measuring refractive index. [317] [318]
The same year Acharya Jagdish Chandra Bose, a documentary film directed by Pijush Bose, was released. It was produced by the Government of India's Films Division. [51] [52] Films Division also produced another documentary film, again titled Acharya Jagdish Chandra Bose, this time directed by the prominent Indian filmmaker Tapan Sinha. [53]
International English Language Testing System (IELTS / ˈ aɪ. ɛ l t s /) [6] is an international standardized test of English language proficiency for non-native English language speakers. It is jointly managed by the British Council, IDP and Cambridge English, [6] and was established in 1989. IELTS is one of the major English-language tests ...
The phenakistiscope, zoetrope, praxinoscope and flip book a.o. are often seen as precursors of film, leading to the invention of cinema at the end of the 19th century. In the 21st century, this narrow teleological vision was questioned and the individual qualities of these media gained renewed attention of researchers in the fields of the ...
The first short live-action film was La Cucaracha , and the first all-color feature in "New Technicolor" was Becky Sharp . [74] The proliferation of television in the early 1950s contributed to a heavy mid-century push for color within the film industry. In 1947, only 12 percent of American films were made in color.
In 2015, the British Council launched fiveFilms4freedom, a free, online, 10-day LGBT film festival with the British Film Institute, supported by the UN Free & Equal campaign. It was the first global online LGBT film festival. [40] The festival runs a 24-hour campaign to ask people to watch a movie and show that love is a human right.