अंशशोधन

aanshashodhan (aangrezi: Calibration) do mapanoan ki tulana ko kaha jata hai. yadi tharmamitar ki nali ka bhitari vyas sarvatr saman n ho to barabar doori par digri ka chinh lagane se trutiyaan utpann hoangi. phalat: tap ki sachchi nap ke lie yah janana avashyak hota hai ki pratyek chinh par kitani truti hai. isi prakar pratyek mapak yantr ke lie yah janana avashyak ho jata hai ki pratyek chinh (aansh) par kitani truti hai. isi ko 'aanshashodhan' kahate haian.

mapak yantr ka aanshashodhan

yantr kitani bhi savadhani se kyoan n banaean, phir bhi kahian n kahian kuchh truti ho hi jati hai. phir samay bachane ke lie yantr nirmata bahudha poorn shuddhata lane ki cheshta bhi nahian karate. isalie sookshm napoan mean aanshashodhan mahatvapoorn hota hai. 'aantarrashtriy vijnan sangh' ne maulik tatha udbhoot rashiyoan ki paribhashaean de rakhi haian aur unaki ikaiyaan bhi nishchit kar di haian. inake mapane ke lie pramanik upakaran bhi banae ge haian. yadi koee naya mapak yantr banaya jata hai to usaka aanshashodhan unhian pramanik yantroan ke aanshoan ki tulana se kiya jata hai. udaharan-

seantigred tap mapak ka adhobiandu shuddh jal ka himaank mana gaya hai aur oordhvabiandu kvathanaank. himaank aur kvathanaank jal ki ashuddhiyoan aur nyoonadhik vayudab ke karan badal jate haian. at: nimnalikhit bhautik paristhitiyaan bhi nirdharit kar di gee haian, jal shuddh hona chahie aur vayudab 76 semi. paradastanbh ke barabar hona chahie. naya tap mapak banate samay nali ki ghuandi (balb) mean para bharakar in do bianduoan ka sthan nali mean pahale aankit kiya jata hai. phir inake bich sthan ko 100 barabar bhagoan mean baant diya jata hai.

tap jnat karana

kisi vastu ka tap jnat karate samay, mana pare ki satah 40 aansh par pahuanchi, to 40° tabhi shuddh path hoga. jab nali ka prasthachhed sarvatr ek saman ho aur 0° se 100° ke chinh barabar doori par lagae ge ho. kiantu nali ka prasthachhed adarsh roop mean sarvatr saman nahian hota aur aanshaankan mean bhi trutiyaan ho sakati haian. inhian karanoan se aanshashodhan ki avashyakata p dati hai. isake lie ne tap mapak yantroan ke pathoan ki tulana ek pramanik tap mapak se ki jati hai jo usi ke sath saman paristhiti mean rakha rahata hai.

prasthachhed ki samanata ki jaanch

prasthachhed ki samanata ki jaanch nali mean pare ka lagabhag ek ianch lanba stanbh rakhakar aur use vividh sthanoan par khisakakar ki ja sakati hai. yadi prasthachhed sarvatr saman hoga to pare ke stanbh ki lanbaee sarvatr saman hogi. isi prakar do sthir door sookshmadarshiyoan ke bich p dane vale aansh chinhoan ko kee sthanoan mean dekhakar sthir kiya ja sakata hai ki nali par sab chinh barabar dooriyoan par lage haian ya nahian. yadi prasthachhed ek saman hai aur chinh barabar dooriyoan par haian to doosara shodhan hamean adhobiandu aur oordhvabiandu ke lie karana p data hai. inaka nishan apramanik paristhitiyoan mean lagaya gaya hai. jal mean ashuddhi ho sakati hai aur vayudab bhi thik 76 semi. nahian rahata. in karanoan se jal ka himaank aur kvathanaank badal jata hai. at: bhinn-2 paristhitiyoan mean tap mapak ke adhobiandu tatha oordhvabiandu ke path lie jate haian aur pramanik tap mapak ke pathoan se tulana kar donoan bianduoan ke sanshodhan ka man nikala jata hai. phir tap mapak ke aansh rekha par tatha sanshodhan rekha par aankit kar lekhachitr bana liya jata hai. is lekhachitr dvara bhinn-2 paristhitiyoan mean tap mapak ke kisi path ka sanshodhit man jnat hota hai.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh