Search results
Results from the WOW.Com Content Network
Jagadish Chandra Bose was born in a Bengali Kayastha family in Mymensingh, Bengal Presidency [3] [9] on 30 November 1858, to Bama Sundari Bose and Bhagawan Chandra Bose. His father was a leading member of the Brahmo Samaj and worked as a civil servant with the title Deputy Magistrate and Assistant Commissioner of Police (ACP) in several places, including Faridpur and Bardhaman.
In November 1894, the Indian physicist, Jagadish Chandra Bose, demonstrated publicly the use of radio waves in Calcutta, but he was not interested in patenting his work. [84] Bose ignited gunpowder and rang a bell at a distance using electromagnetic waves, [85] confirming that communication signals can be sent without using wires. He sent and ...
Portal:Bangladesh/Selected biography/1 . J. C. Bose. Sir Jagadish Chandra Bose (Bengali: জগদীশ চন্দ্র বসু Jôgodish Chôndro Boshu; November 30), 1858 – November 23, 1937) was a Bengali physicist and science fiction writer, who pioneered the investigation of radio and microwave optics, made extremely significant contributions to plant science, and laid the ...
At a lit-fest, [21] Das highlighted that Jagadish Bose embodied the pinnacle of Bengal Renaissance, championing India's scientific revival and putting it on par with Western science. Culturally, the book suggests, Bose collaborated with Sister Nivedita in resurrecting ancient Indian art, organising the first Ajanta painting exhibition at his home.
Bhagawan Chandra Bose, the father of scientist Jagadish Chandra Bose, was the first headmaster of the school. [7] It was called multilateral pilot school during the time of first Deputy Commissioner of Mymensingh, S.M.A Kajmi, by the government. The main and present school structures were built in 1912.
Indian physicist Jagadish Chandra Bose was first to use a crystal as a radio wave detector, using galena detectors to receive microwaves starting around 1894. [28] In 1901, Bose filed for a U.S. patent for "A Device for Detecting Electrical Disturbances" that mentioned the use of a galena crystal; this was granted in 1904, #755840. [ 29 ]
Jagadish Chandra Bose was a scientist involved in original microwave research during the 1890s. As officiating professor of physics at Presidency College he involved himself with laboratory experiments and studies involving refraction, diffraction and polarization, as well as transmitters, receivers and various microwave components.
Some of the devices which would enable wireless telegraphy were invented before 1900. These include the spark-gap transmitter and the coherer with early demonstrations and published findings by David Edward Hughes (1880) [9] and Heinrich Rudolf Hertz (1887 to 1890) [10] and further additions to the field by Édouard Branly, Nikola Tesla, Oliver Lodge, Jagadish Chandra Bose, and Ferdinand Braun.