Question

A star of mass twice the solar mass and radius 106 km rotates about its with an
angular speed of
$10 {}^{ - 6} \: {s}^{ - 1}$
What is the angular speed of the star when it collapses
( due to gravitational forces) to a radius of 104 km? Solar mass=
$1.99 \times 10 {}^{30} kg$


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Answer 1

Answer:

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