Required information A star near the visible edge of a galaxy travels in a uniform circular orbit. It is 43,600 ly (light-years) from the galactic center and has a speed of 275 km/s. Estimate the total mass of the galaxy based on the motion of the star. Gravitational constant is 6.674-10-11 m3/kg-s2) and mass of the Sun M-1.99-1030 kg. billion solar mass
Required information A star near the visible edge of a galaxy travels in a uniform circular orbit. It is 43,600 ly (light-years) from the galactic center and has a speed of 275 km/s. Estimate the total mass of the galaxy based on the motion of the star. Gravitational constant is 6.674-10-11 m3/kg-s2) and mass of the Sun M-1.99-1030 kg. billion solar mass
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter16: Fundamentals Of Light
Section: Chapter Questions
Problem 1STP
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