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) 3.6 × 1024 kg.
C) 2.7 × 1024 kg.
D) 8.9 × 1023 kg.
E) 1.3 × 1024 kg.
A
You might also like to view...
The point in the phase diagram where the fusion curve, the vapor pressure curve, and the sublimation curve join is called the
A) critical point. B) triple point. C) melting point. D) boiling point. E) double point.
A convex mirror has a focal length of ?20 cm. What is the object distance if the image distance is ?10 cm?
A. 10 cm B. 40 cm C. 60 cm D. 20 cm E. 30 cm
The magnitude of a vector an only zero if all of its components are zero
A) True B) False
A sewing machine needle moves up and down in simple harmonic motion with an amplitude of 1.27 cm and a frequency of 2.55 Hz. What are the (a) maximum speed and (b) maximum acceleration of the tip of the needle?
What will be an ideal response?