Physics
posted by Mr. McKee .
Calculate the force of the Earths gravity on a spacecraft 12,800 km (2 earth radii) above the Earths surface if its mass is 1350 kg?

F = GMm/r^2 = 6.673*10^11 * 5.973*10^24 * 1350 / (6378*3000)^2 = 1464N
makes sense  roughly 3 times as far, so 1/9 the force at the surface
Respond to this Question
Similar Questions

Physics
Calculate the force of gravity on a spacecraft 19200 km (3 earth radii) above the Earth's surface if its mass is 1600 kg. Hint: At three earth radii from the surface of the Earth, the gravity force (weight) of the spacecraft will be … 
physics
with earths mass 6 x 10^24 kg and radius6.38 x 10^6, how does the inversesquare law show that in space shuttle territory, 200 km above earths surface, the force of gravity is about 94% that at Earths surface 
physics
calculate the force of Earth's gravity on a spacecraft 12,800 km (2 Earth radii) above Earth's surface if its mass is 1350 kg. i know the universal gravitation formula is Fg = G [(m1 m2)/ r^2] but im not getting anywhere near the multiply … 
college
Calculate the force of Earth's gravity on a spacecraft 12,800 km (2 Earth radii) above the Earth's surface if its mass is 1550 kg. 
Physics
A satellite orbits Earth at a distance of 3rearth above Earth's surface. (Earth mass equals 5.97 X 10^24, earths equatorial radius equals 6.38 X 10^6) How many Earth radii is the satellite form Earths center? 
physics
on the surface of earth, a spacecraft has a mass of 2.00x10^4 kilograms. What is the mass of the spacecraft at a distance of one earth radius above earths surface? 
science
Earths mass is 6 x 10^24kg and its radius is 6.38 x 10^6m (6380 km ). Use the inversesquare law to show that in spaceshuttle territory, 200 km above the earths surface the force of gravity on a shuttle is about 94% of that at the … 
Physics
The mass of an object at the earths surface is 100 kg. Calculate the force of gravity of the same mass if it is moved a distance of 4 radii from the earths centre. 
physics
Calculate the force of Earthâ€™s gravity on a spacecraft 2.00 Earth radii above the Earthâ€™s surface if its mass is 1850 kg. 
Physics
Calculate the force of earths Gravity on a 2.00 earth radii above the earth surface if it's mass is 1850kg.