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rocket propulsionfrom Yahoo AnswersTuesday, 7th Feb 2012 - 1:02 am i dont know much about rockets yet but i find fascinating how they are able to propel through the sky. I want to be able to make it a career,but i dont know where to start. I was thinking mechanical engineering would be the best choice. Any suggestio... Monday, 6th Feb 2012 - 5:02 am Ok so say if I were to travel to the nearest star Alpha Centauri with the current working rocket propulsion technology, due to time dilation, how long would it be to me the Astronaut in the Space Mission? I know that to an earth observer it would be ... Sunday, 5th Feb 2012 - 4:02 am NASA says launching rockets and things cost a lot because of fuel and that fuel itself weighs so much that the cargo has a high per pound cost to get into space. I know that a fighter jet can't get into space because its engines extinguish due t... Saturday, 4th Feb 2012 - 8:02 pm Rocket propulsion equation:
(m-bt)v' + kv = bc - (m - bt)g
Where t is time, m is mass(which is being changed constantly), v is velocity and c is speed of the exhaust gases relative to the rocket. g is gravity and kv is air resistance
1. F... Saturday, 4th Feb 2012 - 8:02 pm Rocket propulsion equation:
(m-bt)v' + kv = bc - (m - bt)g
Where t is time, m is mass(which is being changed constantly), v is velocity and c is speed of the exhaust gases relative to the rocket. g is gravity and kv is air resistance
1. ... Saturday, 4th Feb 2012 - 5:02 am Tuesday, 24th Jan 2012 - 7:01 pm A)Any vehicle which produces thrust by combustion of a propellant.
B)Any vehicle producing thrust by acquiring mass by combustion of a propellant.
C)Any vehicle which carries it's own oxygen supply, but not it's own fuel.
D)Any vehicle p... Tuesday, 24th Jan 2012 - 5:01 pm As helium-3 is non-polluting and is so effective in such tiny quantities, many countries are taking it very seriously. Germany, India and China, which will launch a lunar probe to research extraction techniques in September, are all studying ways to ... Sunday, 22nd Jan 2012 - 11:01 am i was wondering if the add on for the game that gives you the air propulsion gun is worth buying because it also comes with rocket launchers and other stuff so is it worth the money to get it... Wednesday, 11th Jan 2012 - 5:01 pm at this point i do not consider other means than rocket propulsion to be usable, but for exact calculations i would be grateful if someone can share this information... |
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