Mechanics of Materials Overview
Stress and Strain
Crush Depth for Cylindrical Pressure Housings
Material Yield Failure
Elastic Instability Failure
Homework on Design of Deep Sea Pressure Housings
Stress-Strain
Poissons Ratio
Crush Depth
Depth at which a
OCE 472
2010 Midterm
Alternate 1
12 November 2010
Open book, open notes. Calculators are allowed. No laptops.
Please show all your work. You may use back pages if necessary.
You may not receive full credit for a correct answer if there is no
work shown.
OCE 472
2010 Midterm
08 November 2010
Open book, open notes. Calculators are allowed. No laptops.
Please show all your work. You may use back pages if necessary.
You may not receive full credit for a correct answer if there is no
work shown.
Please put
OCE 472
2010 Midterm
Alternate 1
12 November 2010
Open book, open notes. Calculators are allowed. No laptops.
Please show all your work. You may use back pages if necessary.
You may not receive full credit for a correct answer if there is no
work shown.
OCE 472
2010 Final Exam
15 December 2010, 3:00pm - 6:00pm
Open book, open notes. Calculators are allowed. No laptops/MATLAB.
Please show all your work. You may use back pages if necessary.
You may not receive full credit for a correct answer if there is
OCE472
Fall, 2009
Final Examination
Open Notes, Open Books, Laptop Computers and Matlab Allowed
You have an option to email me any figures you want included in the grading for this
exam (miller@egr.uri.edu). Please note on your exam that you have emailed
OCE 472
2010 Final Exam
15 December 2010, 3:00pm - 6:00pm
Open book, open notes. Calculators are allowed. No laptops/MATLAB.
Please show all your work. You may use back pages if necessary.
You may not receive full credit for a correct answer if there is
OCE 472
2010 Midterm
08 November 2010
Open book, open notes. Calculators are allowed. No laptops.
Please show all your work. You may use back pages if necessary.
You may not receive full credit for a correct answer if there is no
work shown.
Please put
OCE472
Midterm Examination
Open Note, Open Book
1.
Consider a time-harmonic plane wave propagating in an unbounded fluid medium
with angles of propagation, 90 and 90 . The magnitude of the acoustic pressure
is 1 Pa, and f = 500 Hz. The fluid medium is air
OCE472
Fall, 2009
Final Examination
Open Notes, Open Books, Laptop Computers and Matlab Allowed
You have an option to email me any figures you want included in the grading for this
exam (miller@egr.uri.edu). Please note on your exam that you have emailed
Dimensions:
The height of the cone added to the end of the original bullet is 4 inches.
Data and Equations:
Original X-Component of Force: -1.52477 N
Modified X-Component of Force: -.88352 N
!
!
!
V = 1 m/s
" = 1000 kg/m3
A = .008 m2
2F
CD =
A"V 2
Origina
Calculator
Deg C to Deg F
Slope Sub
Slope
Questions
1. A VI is a abbreviation for Virtual Instruments. It takes inputs and manipulates the
answer to a different display based on the commands the user puts in for operations. A
VI has three main components
STUDENT EXAMPLE
OCE 205
Pressure housing
For this assignment instead of using just one material I decided to use
two this way I can compare my results. The two materials I choose are steel
and titanium. Both of these materials are extremely strong, howeve
Contents
Overview of computational fluid dynamics
Cosmos Floworks example
Homework assignment
What is CFD?
CFD is the simulation of fluids engineering systems using modeling (mathematical
physical problem formulation) and numerical methods (discretization
Rubric for Flow Works Assignment
Due 10/21/2010
35pts - Short paragraph addressing original problems (5) as well as your
solutions and decision process (15). Also include qualitative results (15).
Convince me you understand why it wasnt good to begin with
Notes on propellors
DC Motors
This section of notes deals with Direct Current permanent magnet motors operated at a
constant voltage. Motor characteristics vary considerably from type to type, and their
performance characteristics can be altered by the wa
OCE 206 Ocean Instrumentation
Lab 9: Op Amps II
Arielle De Souza
Author: Arielle De Souza
Lab Partner : Scott Hara, Dan Tessar
Professor: Dr. Robert Tyce
5/10/2013
Subject for the laboratory
An op amp is a high gain operational amplifier conditioned throu
OCE 206 Ocean Instrumentation
Lab 1: DC Circuits, Capacitors, Diode Circuits
Arielle De Souza
Author: Arielle De Souza
Lab Partner: Danielle Goudreau
Professor: Dr. Robert Tyce
2/22/2013
Introduction:
Ohms law defines an important relationship between thr
Lab 2-1 RC Circuits
Capacitors are two-terminal electrical elements. With capacitors, you can calculate the
RC time constant, . The t in the time constant refers to the time it takes for a capacito to go from
0%-63% voltage or drop 100%-37% voltage.
Exper
OCE 206: Digital Logic Study Guide
1
Binary, Hexadecimal, and Octal Numbers
Know how to convert between the three, and count in each.
2
Logic Gates
Figure 1: 2-input logic gate symbols.
AB
00
01
10
11
AND
0
0
0
1
NAND
1
1
1
0
OR
0
1
1
1
NOR
1
0
0
0
Table
OCE 206: Quiz 1 Review Session
February 18, 2013
Ohms Laws: V (voltage, in volts), I (current, in amperes), R (resistance, in ohms), P (power, in Watts)
V = IR
P = IV
P = I2 R
P=
V2
R
Thevenin equivalent circuit: simplies a circuit to 1 voltage sour
Review for Quiz 2
1
Intro to Transistors (Lab 4.1)
Transistor: diode-based current amplier
A transistor behaves like a pair of back to back diodes (you should be able to draw this!)
Know the three parts of a transistor (base (B), collector (C), emitter