How many colors the sunlight spectrum has?

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

প্রশ্ন How many colors the sunlight spectrum has?

  • ক.
    three
  • খ.
    seven
  • গ.
    four
  • ঘ.
    five

সঠিক উত্তর

seven

মন্তব্য

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