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Question
Neglecting air resistance, the escape speed from a certain planet for an empty space vehicle is 1.12 ï‚´104m/s. What is the corresponding escape speed for the fully loaded vehicle which has triple the mass of the empty one?
A) 3.73x103m/s
B) 1.12 x104m/s
C) 3.36 x104m/s
D) 1.01x105m/s
E) 1.40x1012m/s
Answer
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