Rocket Time!!
Classical Mechanics
Level
2
Using the ideal rocket equation below what is the rocket exhaust velocity of a rocket with: a change in velocity of 10.1153708699, an initial mass of 20 and a final mass of 6.5.
- Ve=exhaust velocity
- dV=change in velocity
- Mi=mass initial
-
Mf=Mass final
5.43
9
8
8.675
7
9.099
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1 solution
It is basic algebra. Take the natural log of (mi/mf) and divide that by 10.1153708699 and you get 9.