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Q.The working principle of a washing machine is

  • ACentrifugation
  • BDialysis
  • CReverse osmosis
  • DDiffusion 
Correct Answer : (A)

Centrifugation

Hints :

The working principle of a washing machine is Centrifugation.  Centrifugation is define as the action or process of using a centrifuge, typically to separate fluids of different densities or liquids from solids.

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