नीला रंग  हिन्दी देवनागरी में पढ़ें।

rngo ka hamare jivan men bahut mahattv hai. rngo se hamen vibhinn sthitiyon ka pata chalata hai. ham apane charon taraph anek prakar ke rngo se prabhavit hote hain. rng, manavi ankhon ke varnakram se milane par chhaya sambndhi gatividhiyon se utpann hote hain.

  • nila rng vah hai, jise prakash ke pratyaksh varnakram ki 4460 Å se 4640 Å[1] ki tarngadairghy tatha 6.47 - 6.73 ki avriti dvara drishy kiya jata hai.
  • yah ek snyoji prathamik rng hai. isaka sampoorak rng pila hai.
  • bharat ka rashtriy krida़ rng bhi nila hi hai. yah dharm-nirpekshata dikhalata hai.
rng avriti vistar tarngadairdhy vistar
nila 6.47 - 6.73 4460 Å se 4640 Å

gahara nila

gahare nile rng ko angrezi bhasha nevi bloo kaha jata hai. ise nausena nila rng bhi kahate hain. gahara nila nile rng ki gahari chhaya hai. nausena ki vardi ke rng ka hone ke karan isaka nam nevi bloo pada. yah sanh 1748 se prachalan men hai, aur ab to prayah sabhi deshon ki nausenaon men yahi rng prayukt hota hai.

vaigyanik nam

nevi bloo ka vaigyanik nam 'nyavanilarakt' hai. 'nyav' arthath ni+av men 'ni' ka arth hai shubhrata tatha 'av' ka arth hai ninm vishadata jabaki 'nilarakt' ka arth hai nile rng se prabhavit lal rng.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

  1. Å=10-10 m = 10-8 cm = 10-1nm (nanometre

snbndhit lekh