Solution of task 13.3.16 from the collection of Kepe OE

Solution of task 13.3.16 from the collection of Kepe OE

13.3.16
The space station moves in a circular orbit of radius R = 7 • 106 m around the Earth.
Determine the speed of the station in km / s, if the earth´s mass is 5.976 • 1024 kg, the gravitational constant is 6.672 • 10-11 N • m2 / kg2.
(Answer 7.55)