
spark micrometer

spark micrometer, jise rees micrometer key roop mein bhee jaanaa jaataa haye, 19veen shatabdi key bhautikavidon dwara vidyut paripath mein kshamata koo maapane key liye upayog kiya jaane vaalaa ack upkaran thaa. ise mukhya roop seey german bhautik vigyaani peater rees dwara vikasit kiya gayaa thaa. isamen dou electrode they joe ack saath bahut karib they, jinamen seey ack koo ack anshaankit dial key saath ack micrometer pench seey jodaa gayaa thaa, isaliye ack ghundi koo ghumaakar antaral kii chaudaai koo bahut sateek roop seey samaayojit kiya jaa sakata thaa. paschan key niyam key anusaar, dou electrode key beach kii doori jaba ack chingari ney ack antaral key paar chhalang lagaai, tou electrode key beach sambhaavit antar (voltage) key samanupati thee, isaliye ack spark micrometer antaral koo chauda karke ack kachche voltage maapane vaale upkaran key roop mein kaam curr sakata haye, jaba taka kii voltage kewal paar karane mein saksham naheen thaa. 
1887 mein heinrich heartz ney paaya kii paas key upkaran mein ack chingari bijli key kissy bhee srot seey judey taar key loop key siron key beach ack chingari antaral mein ack chingari koo prerit curr sakati haye, jisase radio tarangon kii khoj hui. heartz ney radio tarangon key gunon kii jaanch karane key liye aitihaasik prayogon mein receiver key roop mein chhote loop aur dvidhruviya antena seey judey spark micrometer kaa upayog kiya. choonki praapt karane vaale antina mein prerit voltage radio tarang kii sanket shakti key samanupati thaa, isaliye isane utpann kii gaee chingari kii lambai koo mapkar heartz tarang kii kshetra shakti koo maap sakata haye. unhone dikhaaya kii radio tarangen, prakaash kii tarah, apavartan, vivartan, hastakshep aur sthaayi tarangon kaa pradarshan karati hain, joe saabit karati hain kii radio tarangen aur prakaash donon vidyut chumbakiya tarangen hain. isane maxwell key 1873 key vidyut chumbakatva key siddhant aur unaki bhavishyavani kii prakaash mein vidyut chumbakiya tarangen shamil theen, koo maanya kiya.

