Recent content by Nikola

i tried using the equation

Homework Statement Scientist want to put a satellite into an orbit where the gravitational field of Earth is half its value at Earth's surface. The altitude of this orbit above the Earth's surface will be A.3R B. √2R-R C. 4R D.√2R Homework Equations Fg∝1/r^2 The Attempt at a Solution I know...

Homework Statement There is a point between the Earth and the moon where the total gravitational field is zero. Given that the mass of Earth is 6.0*10^24 kg, the mass of the moon is 7.3*10^22 kg and the radius of the Moon's orbit is 3.8*10^8 m, calculate the distance of this point from the...