(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

2. Relevant equations

2ΔEk=-ΔEp

3. The attempt at a solution

-Gm1m2(1/r1-1/r2)-Q=mv^{2}

plug in given values solve for v.

my answer is 5.35x10^{6}m/s

given answer is 2100m/s

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Gravitation and velocity problem

**Physics Forums | Science Articles, Homework Help, Discussion**