A Certain Spherical Asteroid Has a Mass of Is 4

question 102

Multiple Choice

A certain spherical asteroid has a mass of is 4.65 × 10¹⁷ kg and a radius of 39,600 m.If a 150-kg object is dropped from rest at an altitude of 12,400 m above the surface of this asteroid,with what speed will it hit the surface? (G = 6.67 × 10^-11 N ∙ m²/kg²)

• A)19.3 m/s
• B)22.7 m/s
• C)26.2 m/s
• D)18.2 m/s
• E)13.8 m/s