Neglecting Air Resistance, the Escape Speed from a Certain Planet

question 56

Multiple Choice

Neglecting air resistance, the escape speed from a certain planet for an empty space vehicle is 1.12 *10⁴ m/s.What is the corresponding escape speed for the fully loaded vehicle which has triple the mass of the empty one?

• A)3.73 x 10³ m/s
• B)1.12 x 10⁴ m/s
• C)3.36 x 10⁴ m/s
• D)1.01x 10⁵ m/s
• E)1.40x10¹² m/s

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Definitions:

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