A centrifuge is a device in which a small container of material isrotated at a h

Question

A centrifuge is a device in which a small container of material isrotated at a high speed on a circular path. Such a device is usedin medical laboratories, for instance, to cause the more dense redblood cells to settle through the less dense blood serum andcollect at the bottom of the container. Suppose the centripetalacceleration of the sample is 7.79 x 103 times aslarge as the acceleration due to gravity. How many revolutions perminute is the sample making, if it is located at a radius of 2.19cm from the axis of rotation?

Explanation / Answer

could you clarify for me where you get 0.159 rev / s from?thanks

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