A sample of blood is placed in a centrifuge of radius 17.0 cm. The mass of a red blood cell is 3.0 x 10-10 kg, and the magnitude of the force acting on it as it settles out of the plasma is 4.0 x 10-1" N. At how many revolutions per second should the centrifuge be op rev/s

A sample of blood is placed in a centrifuge of radius 17.0 cm. The mass of a red blood cell is 3.0 x 10-10 kg, and the magnitude of the force acting on it as it settles out of the plasma is 4.0 x 10-1" N. At how many revolutions per second should the centrifuge be op rev/s

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: More Applications Of Newton’s Laws

Section: Chapter Questions

Problem 49P: A space station, in the form of a wheel 120 m in diameter, rotates to provide an artificial gravity...

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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A sample of blood is placed in a centrifuge of radius 17.0 cm. The mass of a red blood cell is 3.0 x 10¬
-16
kg, and the magnitude of the force acting on it as it settles out of the plasma is 4.0 × 10¬11 N. At how many revolutions per second should the centrifuge be operated?
rev/s

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