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The Large Magellanic Cloud Is About 50 Kpc from the Center

Question 68

Multiple Choice

The Large Magellanic Cloud is about 50 kpc from the center of the Milky Way and moves around it at about 170 km/s, as shown in the figure below.What is the inferred mass of the galaxy enclosed within this radial extent? The Large Magellanic Cloud is about 50 kpc from the center of the Milky Way and moves around it at about 170 km/s, as shown in the figure below.What is the inferred mass of the galaxy enclosed within this radial extent? A) 3.4 *10<sup>11</sup> M<sub>SUN</sub> B) 9.4 * 10<sup>10</sup> M<sub>SUN</sub> C) 2.0 * 10<sup>10</sup> M<sub>SUN</sub> D) 3.1 * 10<sup>12</sup> M<sub>SUN</sub> E) 1.7 * 10<sup>7</sup> M<sub>SUN</sub>


A) 3.4 *1011 MSUN
B) 9.4 * 1010 MSUN
C) 2.0 * 1010 MSUN
D) 3.1 * 1012 MSUN
E) 1.7 * 107 MSUN

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