Escape Speed: a Satellite Is in Circular Orbit at an Altitude

question 47

Multiple Choice

Escape speed: A satellite is in circular orbit at an altitude of 2300 km above the surface of a nonrotating asteroid with an orbital speed of 5.9 km/s. The minimum speed needed to escape from the surface of the asteroid is 14.6 km/s, and G = 6.67 × 10^-11 N ∙ m²/kg². The mass of the asteroid is closest to

• A) 1.8 × 10²⁴ _kg.
• B) 8.9 × 10²³ _kg.
• C) 1.3 × 10²⁴ _kg.
• D) 2.7 × 10²⁴ _kg.
• E) 3.6 × 10²⁴ _kg.

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Definitions:

Emile Durkheim

A French sociologist, one of the founding figures of sociology, known for his studies on social structure and integration.

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