Question: The escape velocity v a spacecraft needs to leave the gravitational field of a planet varies directly as the square root of the product of

The escape velocity v a spacecraft needs to leave the gravitational field of a planet varies directly as the square root of the product of the planet’s radius R and its acceleration due to gravity g. For Mars and Earth, R_M = 0.533R_e and g_M = 0.400g_e. Find v_M for Mars if v_e = 11.2 km/s.

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