For V, ekv=1exp1fpemgmmkkvm=−D±−From chap. 2, Section 2.3 … 11ekmvs≈For 10.01m−=D±mand s14k=: ()()9.8exp 41111,000.014fpmm−−77fpmm=7.29We can use Equation 7.7.9 to calculate the final velocity attained by the ion rocket during the 100 hour burn. Assuming the rocket starts from rest (even if the ion rocket is turned on while in Earth orbit, the initial rocket speed v40100c−≈≈. Thus … 0lnpmvVm≈and 023Fpppmmm mm m=+= +=p. The final rocket velocity is a little more than 10% c. ln30.1099c≈=436.40.10990.1099LLYTycLYyr===r7.30We again use Equation 7.7.9 …
This is the end of the preview.
access the rest of the document.