In 1994,fragments of Comet P/Shoemaker-Levy 9 Collided with Jupiter

In 1994,fragments of Comet P/Shoemaker-Levy 9 collided with Jupiter.Assume that these fragments came from very very far away with no initial speed,and neglect the effect of the sun.What was their speed when they neared Jupiter's surface at a distance of 71.4 × 10⁶ m from its center? Jupiter has a mass of 1.90 × 10²⁷ kg,and G = 6.67 × 10^-11 N ∙ m²/kg².

A) 10,400 m/s
B) 11,200 m/s
C) 35,500 m/s
D) 42,100 m/s
E) 59,600 m/s

Correct Answer:

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