जगदीश चंद्र बोस
jagadish chandr bos
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| poora nam | shri jagadish chandr bos |
| janm | 30 navanbar sanh 1858 |
| janm bhoomi | memanasianh gaanv bangal (ab baangladesh) |
| mrityu | 23 navanbar, sanh 1937 |
| karm bhoomi | bharat |
| karm-kshetr | bhautiki, jivabhautiki, jivavijnan, vanaspati vijnan, puratattv, baanglasahity, baangla vijnanakathaean. |
| vishay | bhautiki evan jiv vijnan |
| khoj | rediyo, milimitar tarangean, kreskograf |
| shiksha | snatak |
| vidyalay | kalakatta vishvavidyalay, kraist mahavidyalay, kaimbrij vishvavidyalay, landan vishvavidyalay. |
| puraskar-upadhi | nait, 'r aauyal sosayati landan' ke fॅloship |
| nagarikata | bharatiy-british |
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jagadish chandr bos (aangrezi: Jagdish Chandra Bose, janm- 30 navanbar, 1858, memanasianh gaanv, bangal (vartaman baangladesh); mrityu- 23 navanbar, 1937, giridih, bangal (vartaman baangladesh)) bharat ke prasiddh bhautikavidh tatha padapakriya vaijnanik the. jagadish chandr bos ne kee mahanh granth bhi likhe haian, jinamean se kuchh nimnalikhit vishayoan par adharit haian, jaise- sajiv tatha nirjiv ki abhikriyaean (1902), vanaspatiyoan ki abhikriya (1906), paudhoan ki prerak yaantriki (1926) ityadi.
shiksha
jagadish chandr bos ne gyarah varsh ki ayu tak gaanv ke hi ek vidyalay mean shiksha grahan ki. usake bad ye kalakatta a gaye aur 'seant jeviyar skool' mean pravesh liya. jagadish chandr bos ki jiv vijnan mean bahut ruchi thi phir bhi bhautiki ke ek vikhyat pro. phadar laphont ne bos ko 'bhautik shastr' ke adhyayan ke lie prerit kiya. bhautik shastr mean bi. e. ki digri prapt karane ke bad 22 varshiy bos chikitsa vijnan ki shiksha ke lie landan chale ge. magar svasthy ke kharab rahane ki vajah se inhoanne chikitsak (d aauktar) banane ka vichar chho d diya aur kaimbrij ke 'kraist mahavidyalay' se bi. e. ki digri le li.
adhyapan
jagadish chandr bos varsh 1885 mean svadesh laut kar aye aur bhautik vishay ke sahayak pradhyapak ke roop mean 'presideansi k aaulej' mean adhyapan karane lage. yahaan vah 1915 tak karyarat rahe. us samay bharatiy shikshakoan ko aangrez shikshakoan ki tulana mean ek tihaee vetan diya jata tha. isaka shri jagadish chandr bos ne bahut virodh kiya aur tin varshoan tak bina vetan lie kam karate rahe, jisake karan unaki arthik sthiti kharab ho gee aur un par kafi karz bhi ho gaya tha. is karz ko chukane ke liye unhoanne apani pushtaini zamin bhi bech di. chauthe varsh jagadish chandr bos ki jit huee aur unhean poora vetan de diya gaya. bos ek bahut achchhe shikshak bhi the, vah kaksha mean padhane ke lie b de paimane par vaijnanik pradarshanoan ka prayog karate the. bos ke hi kuchh chhatr satyeandranath bos age chalakar prasiddh bhautik shastri bane. presideansi k aaulej se sevanivritt hone par 1917 ee. mean inhoanne bos risarch ianstityoot, kalakatta ki sthapana ki aur 1937 tak isake nideshak rahe.
prayog aur saphalata
- jagadish chandr bos ne sookshm tarangoan (maikrovev) ke kshetr mean vaijnanik kary tatha apavartan, vivartan aur dhruvikaran ke vishay mean apane prayog aranbh kar diye the.
- laghu tarangadairdhy, rediyo tarangoan tatha shvet evan parabaiangani prakash donoan ke risivar mean gelena kristal ka prayog bos ke dvara hi vikasit kiya gaya tha.
- marakoni ke pradarshan se 2 varsh pahale hi 1885 mean bos ne rediyo tarangoan dvara betar sanchar ka pradarshan kiya tha. is pradarshan mean jagadish chandr bos ne door se ek ghanti bajaee aur barood mean visphot karaya tha.
- ajakal prachalit bahut sare maikrovev upakaran jaise vev gaeed, dhruvak, paravaidyut laians, vidyutachumbakiy vikiran ke liye ardhachalak sansoochak, in sabhi upakaranoan ka unniansavi sadi ke aantim dashak mean bos ne avishkar kiya aur upayog kiya tha.
- bos ne hi soory se ane vale vidyut chumbakiy vikiran ke astitv ka sujhav diya tha jisaki pushti 1944 mean huee.
- isake bad bos ne, kisi ghatana par paudhoan ki pratikriya par apana dhyan keandrit kar diya. bos ne dikhaya ki yaantrik, tap, vidyut tatha rasayanik jaisi vibhinn prakar ki uttejanaoan mean sabjiyoan ke ootak bhi praniyoan ke saman vidyutiy sanket utpann karate haian.
'nait' ki upadhi
- 1917 mean jagadish chandr bos ko "nait" ki upadhi pradan ki gee tatha shighr hi bhautik tatha jiv vijnan ke lie 'r aauyal sosayati landan' ke phailo chun lie ge.
- bos ne apana poora shodhakary kisi achchhe (mahagean) upakaran aur prayogashala se nahian kiya tha, isaliye jagadish chandr bos ek achchhi prayogashala banane ki soch rahe the.
- 'bos ianstityoot' (bos vijnan mandir) isi vichar se prerit hai jo vijnan mean shodh kary ke lie rashtr ka ek prasiddh kendr hai.
mrityu
jagadish chandr bos ki 23 navanbar, 1937 ko bangal ke giridih nagar mean mrityu huee.
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