Dry sand appears bright while wet sand appears dark because of--

সাধারণ বিজ্ঞান Basic Information of Daily Science, Inventions and... 07 Oct, 2020

প্রশ্ন Dry sand appears bright while wet sand appears dark because of--

  • ক.
    optical illusion
  • খ.
    diffraction
  • গ.
    reflection
  • ঘ.
    refraction

সঠিক উত্তর

reflection

মন্তব্য

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