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ASE 102 - Homework 4

# ASE 102 - Homework 4 - Introduction to Aerospace...

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Introduction to Aerospace Enpineering ASE 102 '- , Homework # 4 Spring Semester 2008 1. In this problem, we want to compare the performance of two rockets. One is a single stage rocket and the second is a two stage rocket as illustrated in the drawing below. The numbers characteristic of each rocket are shown next to the drawings of the vehicles. a.) What is the final velocity of the single stage rocket? (5) b.) What is the final velocity of the two stage rocket? (1 0) 2.) Use the attached table to calculate the position of the "zero point" of the gravitational force between the Earth and the Moon. The "zero point" is the place where the gravitational forces of the Earth and the Moon are exactly equal and opposite. Express your answer in terms of the distance from the "zero point" to the center of the Earth. (1 0) Due April 30,2008

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Planetary Constants* Sun 1.41 24?65 (equatorial) I z:9:i: I 0.70; 1 - 2i:,9i5 / . 1 61;; I 5,;:; Moon 1 3.34 1 276321661 . . Name Muc~ 5.0 88.9 '0.00 0.36 0.07 4.2 ,446 Venus Earth. Mars 1 1:; / 23b564.09 / 233;::59" !~b 1 i!
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ASE 102 - Homework 4 - Introduction to Aerospace...

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