MATH HELP
posted by AKUMA .
Law of Gravitationfind an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted.
The gravitational constant is given as G= 6.67428*10^11 m^3 kg^1 s^2
Please give lots of details in answer

MATH HELP 
bobpursley
I will be happy to critique your work.
You need to relate initial KE to total gravitational PE from the surface of Earth to infinity. 
MATH HELP 
AKUMA
Can you please give me a website that would help answer this question
Respond to this Question
Similar Questions

physics
A projectile with mass of 139 kg is launched straight up from the Earth's surface with an initial speed vi. What magnitude of vi enables the projectile to just reach a maximum height of 5.8RE, measured from the center of the Earth? 
Maths and Physics
Law of Gravitation Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^11 m^3 … 
Math HELP PLEASE
find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^11 m^3 kg^1 s^2 Please … 
Math
find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^11 m^3 kg^1 s^2 Please … 
Math And Physics
Law of Gravitation Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^11 m^3 … 
Math And Physics
Law of Gravitation Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^11 m^3 … 
MATH HELP
Law of Gravitation Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^11 m^3 … 
Math BOBPURSLEY HELP HELP HELP HELP
Law of Gravitation Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^11 m^3 … 
Math
A projectile is fired with an initial velocity of v0 feet per second. The projectile can be pictured as being fired from the origin into the first quadrant, making an angle O with the positive xaxis. If there is no air resistance, … 
Physics (Gravitation)
2. To leave the gravitational ﬁeld of a planet, a space rocket must be launched at an escape velocity of: ve =r2GM r , where G is the gravitational constant G ¡Ö 6.8¡Á10−11Nm2/kg2, M is the mass of the planet and r …