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Posted by on Friday, March 25, 2011 at 1:17am.

Find the linear speed of the bottom of a test tube in a centrifuge if the centripetal acceleration there is 5.5×104 times the acceleration of gravity. The distance from the axis of rotation to the bottom of the test tube is 8.0 .

  • physics - , Friday, March 25, 2011 at 2:00am

    V^2/R = 5.5*10^4*9.8 m/s^2.

    R must be in meters. You do not say what the units are.

    Solve the equation above for V.

  • physics - , Wednesday, October 2, 2013 at 3:14pm

    20.7

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