APPM2350Summer06Test2

APPM2350Summer06Test2 - APPM 2350 Summer 2006 Exam 2 July...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: APPM 2350 Summer 2006 Exam 2 July 12, 2006 1 INSTRUCTIONS: Computers, calculators, books, notes, frying monkeys, etc. are not permitted. Some (possibly) useful formulae are attached. Write your name, your instructors name, and the color of your exam sheet on the front of your bluebook. Work all problems. Start each problem on a new page . Show your work clearly and box your final answer. A correct answer with incorrect or no supporting work may receive no credit, while an incorrect answer with relevant work may receive partial credit. 1. The porosity of the soil in a circular field, x 2 + y 2 1, is given by p ( x,y ) = 4 x 2 + 2 y 2 2 y . Find the locations in the field where water will drain the fastest and slowest ( i.e. the absolute maximum and minimum porosity). 2. A goldsmith wants to make a gold brooch in the shape given in polar coordinates by r 1 sin( ). The density of gold she is going to use on this brooch design is given by ( x,y ) = 2 + 3 radicalbig x 2 + y 2 . Sketch the shape of the brooch and determine the total amount of gold she will need to use. Hints: 1) the area of this shape is 3 2 ; 2) sin 2 ( a ) = 1 2 (1 cos(2 a ))....
View Full Document

Page1 / 2

APPM2350Summer06Test2 - APPM 2350 Summer 2006 Exam 2 July...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online