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1. |
Determine the mass ratio (Initial mass/Burnout mass) for each stage for a 3-stage rocket, given the total velocity increment is 2000 m/s, mass ratio is constant for all stages and the exhaust velocity is constant for all stages with a value of 3000 m/s. |
A. | 2.51 |
B. | 1.52 |
C. | 2.15 |
D. | 1.25 |
Answer» E. | |