इंद्रधनुष  हिन्दी देवनागरी में पढ़ें।

indradhanush
Rainbow

paravartan, poorn antarik paravartan tatha apavartan dvara varn vikshepan ka sabase achchha udaharan indradhanush hai. barasat ke mausam men jab pani ki boonde soory par padati hai tab soory ki kiranon ka vikshepan hi indradhanush ke sundar rngon ka karan banata hai. akash men sndhya ke samay poorv disha men tatha prat:kal pashchim disha men, varsha ke pashchath lal, narngi, pila, hara, asamani, nila, tatha baingani rngon ka ek vishalakay vrittakar vakr kabhi-kabhi dikhaee deta hai. yah indradhanush kahalata hai.

prakar

indradhanush do prakar ke hote hai jo is prakar hain:-

  • prathamik indradhanush
  • dvitiyak indradhanush
indradhanush

prathamik indradhanush

jab varsha ki boondon par apatit hone vali soory ki kiranon ka do bar apavartan v ek bar paravartan hota hai, to prathamik indradhanush ka nirman hota hai. prathamik indradhanush men lal rng bahar ki or aur baingani rng andar ki or hota hai. isamen andar vali baingani kiran ankh par 40°8' tatha bahar vali lal kiran ankh par 42°8' ka kon banati hai.

dvitiyak indradhanush

jab varsha ki boondon par apatit hone vali soory ki kiranon ka do bar apavartan v do bar paravartan hota hai, to dvitiyak indradhanush ka nirman hota hai. isamen bahar ki or baingani rng evn andar ki or lal rng hota hai. bahar vali kiran ankh par 54°52' ka kon tatha andar vali kiran 50°8' ka kon banati hai. dvitiyak indradhanush prathamik indradhanush ki apeksha kuchh dhundhala dikhalaee padata hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

snbndhit lekh

varnamala kramanusar lekh khoj

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