tarang


jal mein prushtheeya tarang

tarang (Wave) ka arth hota hai - 'lahar'. bhautiki mein tarang ka abhipraaya adhik vyaapak hota hai jahaan yeh kai prakaar ke kanpan ya dolan ko vyakt karta hai. iske antargat yaantrik, vidyutachumbakeeya, ooshmeeya ityaadi kai prakaar ki tarang-gati ka adhyayan kiya jaata hai.

anukram

tarang ke gun

tarang ka graafeeya chitran

kisi tarang ka gun uske in maanakon dvaara nirdhaarit kiya jaata hai

yeh siddh kiya ja sakta hai ki-

v = nl

jahaaain v tarang ka veg hai, n tarang ki aavrutti hai aur l tarang ki tarangadairghya (wavelength) hai.

vishishtataaeain (charecteristics)

tarangein nimnalikhit gun pradarshit karateen hain-

  • dhruvan (polarization)
  • vyatikraman (interference)

tarang ke prakaar

gati ki disha tatha kampan ki disha ke sambandh ke aadhaar par
  • anuprasth tarang (transverse wave) - ismein tarang ki gati ki disha maadhyam ke kampan ki disha ke lambavat hoti hai.
  • anudairghya tarang (longitudenal wave) - ismein tarang ki gati ki disha maadhyam ke kampan ki disha ke mein hi hoti hai.
tarang ki prakruti ke aadhaar par

tarangon ka ganiteeya niroopan

aavarti tarang (haarmonik vev)

jyaavakreeya (saainasvaayadal) tarang

isko nimn prakaar se bhi likh sakte hain:

jahaaain:

  • A – tarang ka aayaam,
  • T – aavartakaal (Time period)
  • λ – tarangadairdhya (tarang ki lambaai / wave length)
  • ω – tarang ka koneeya veg ,
  • k – tarang sankhya (wave number),
  • φ – aarambhik kala (epoch)

jya (sign) ke konaank arthaat ko tarang ki 'kala' (phase) kehte hain.

kala veg (ya phase velausiti)-
samooh veg (group velausiti)-

apragaami tarang (sthir tarang)

apragaami tarang mein kuchh nishchit sthaanon par sthit kanon ka kampan sabse kam (shoonya) hota hai, kuchh nishchit sthaanon ke kanon ka kampan sarvaadhik hota hai.

ek apragaami tarang

inhein bhi dekhein