Recent content by gjfjfj

Thank you! Now it works for ma all the time. You guys are the best!

Thank you for your response I can't get the final result with my equasion. Can you please show me how it is done. I am trying for about 24 hours now :/

Thank you! I have been trying to figure out this for hours, and it turned out to be so simple :)

Hello, I am trying to understand the Tsiolkovsky rocket equation. I am looking at this right now: http://www.math24.net/rocket-motion.html they said that the momentum of the rocket itself is: p1 = (m-dm)(v+dv) and the momentum of the gas was: p2 = dm(v-u) Here is the problem- u is...