The Multistage Rocket Equation. The rocket equation takes a slightly different form for a multistage rocket:
where n is the number of stages.
- a. Suppose a rocket has three stages with mass ratio Mi/Mf = 3.4 and engines that produce an exhaust velocity of 3 km/s. What is its final velocity? Is it sufficient to escape Earth?
- b. Suppose a rocket has 100 stages with mass ratio Mi/Mf = 3.4 and engines that produce an exhaust velocity of 3 km/s. What is its final velocity? Compare it to the
speed of light .
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