Centripetal forces are equal to gravitational forces.
The velocity, v is:
An intergalactic spaceship arrives at a distant planet that rotates on its axis with a period of T = 45 hours. The spaceship enters a geosynchronous orbit at a distance of R = 8.7 × 108 m
Part (a) From the given information, write an equation for the mass of the planet.
Part (b) Calculate the mass of the planet in kilograms.