The Escape Velocity of a Rocket Launched from Position A,the

The escape velocity of a rocket launched from position A,the center of the three planet system depicted in the figure is 12.6 km/s.Each planet has the same mass and radius R = 10⁶ m,and the center-to-center distance between any two planets is 10 R.What is the mass of one of the three planets?

A) 1.00 * 10²⁴ kg
B) 1.15 * 10²⁴ kg
C) 7.81 * 10²⁴ kg
D) 2.29 * 10²⁴ kg
E) 3.56 * 10²⁴ kg

Correct Answer:

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