Question: A massive star (uniform solid sphere) collapses so that its radius decreases to % of its original radius. If the star was rotating with

A massive star (uniform solid sphere) collapses so that its radius decreases to % of its original radius. If

A massive star (uniform solid sphere) collapses so that its radius decreases to % of its original radius. If the star was rotating with an angular speed of wi, by what factor will its angular speed change? Justify your answer with a calculation or explanation.

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