Question:
Q 1 The mass density of a spherical galaxy varies K over a
Last updated: 6/13/2023
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Q 1 The mass density of a spherical galaxy varies K over a large distance r from its center as Y In that region a small star is in a circular orbit of radius R Then the period of revolution T depends on R as 1 1 T oc 3 TR R 2 T OC R 4 T x R