A) Centrifugation
B) dialysis
C) Reverse osmosis
D) diffusion
Correct Answer: A
Solution :
[a] Washing machine works on the principle of Centrifugation. Centrifugation is a process that Involves the use of the centrifugal force for the Separation of mixtures with a centrifuge, used in Industry and in laboratory settings. More-dense Components of the mixture migrate away from the axis of the centrifuge, while less-dense components of the mixture migrate towards the axis.
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