A satellite is in a circular orbit about the Earth at a distance of d = 2 times the Earth's radius above the surface.
What is the speed of the satellite? (The radius of the Earth is 6.4 × 10⁶ m, Mass of Earth is 5.97 x 10²⁴ kg)
A. 1.51 x 10³ m/s
B. 2.63 x 10⁷ m/s
C. 4.55 x 10³ m/s
D. 4.55 x 10⁴ m/s