The working principle of a washing machine is
A) reverse osmosisB) diffusionC) centrifugationD) dialysis
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Answer: C) centrifugation
Explanation:
The working principle of a washing machine is centrifugation.
Centrifugation is a separation process which uses the action of centrifugal force to promote accelerated settling of particles in a solid-liquid mixture.
The washing machine consists of centrifuge for this purpose. A centrifuge is a piece of equipment that puts an object in rotation around a fixed axis, applying a force perpendicular to the axis of spin that can be very strong
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