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The test tubes of high-speed centrifuges should be placed with care because of the very large acceleration. Part 1 Assume the centrifuge is rotating

The test tubes of high-speed centrifuges should be placed with care because of the very large acceleration. Part 1 Assume the centrifuge is rotating at 4000 rpm. Determine the acceleration at the end of a test tube that is placed 6 cm from the axis of rotation. Part 2 If this centrifuge stops after 2.3 s, what is its angular acceleration?

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