A main sequence star of mass, M, and radius, R, collapses to a white dwarf star with a radius 1.0% as big as the original star. If ω is the angular velocity of the original star, what is the angular velocity of the white dwarf star? Approximate the star to be a uniform solid sphere.   a. 20,000ω   b. 10,000ω   c. 50,000ω   d. 1,000ω   e. 5,000ω

College Physics
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Author:Raymond A. Serway, Chris Vuille
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Chapter7: Rotational Motion And The Law Of Gravity
Section: Chapter Questions
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  1. A main sequence star of mass, M, and radius, R, collapses to a white dwarf star with a radius 1.0% as big as the original star. If ω is the angular velocity of the original star, what is the angular velocity of the white dwarf star? Approximate the star to be a uniform solid sphere.

      a.

    20,000ω

      b.

    10,000ω

      c.

    50,000ω

      d.

    1,000ω

      e.

    5,000ω

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