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optics optics
Physics Physics

Categories

  • Others,History
  • Physics,History
  • Physics
  • Philosophy
  • Botany,Zoology
  • pyschology
  • Botany
  • Ethics and Values
  • Political Science,odiya
  • Political Science,Education

Authors

  • bhaskar and prabhu
  • S.K.
  • e.,drew,e.,drew
  • Pandey , s.ed.,gupta and verma
  • De A.K
  • gita
  • Chakrapani
  • d. rao
  • er
  • Kan