force on rocket repulsion, Physics

a jet of engine on a test tube takes in 20kg of air per second at a velocity of 100m/s and burns 0.8kg of fuel per second.after compression and heating the exhaut gases are ejected at 500m/s relative to theair craft.calculate the thrust of a the engine
Posted Date: 8/5/2012 2:55:20 AM | Location : United States

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