Which of the following is the working principle of a washing machine?

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

প্রশ্ন Which of the following is the working principle of a washing machine?

  • ক.
    reverse osmosis
  • খ.
    diffusion
  • গ.
    centrifugation
  • ঘ.
    dialysis

সঠিক উত্তর

centrifugation

মন্তব্য

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