ECS 221 Fall 2017
Name: _
November 1, 2017
1. A simple truss is made up of a combination of what shape? _Triangle_
2. Where can you apply loads to a truss member
a. Anywhere on the member
b. Only at t
Exam #2 Practice problems
1. Find the reactions at A and C and the force in members AB, AC, and BC. Make sure that you
identify whether the member is in compression or tension.
2. For the roof truss w
Name _
DO NOT OPEN THE EXAM UNTIL GIVEN INSTRUCTIONS
ECS221: Engineering Mechanics Statics
Exam 2 November 4, 2016
Exam conduct
1. Place your name on the top of each exam page.
2. Do NOT separate the
a)
Highschoolteachingis80%learninginschooland20%learning
outsideofschool.Collegelearningprocessincludes20%learninginschool
and80%outsideofschool.Inhighschool,theresponsibilitytolearnfor
studentswaspla
DPS
Leo Kwon, Brook, Richard
Contact info
315-443-2224 (24/7/365!)
#78 on cell phone
Main office is at: 005 sims hall, open
8:30 to 5:00 PM
Primary Objectives
Protect life on campus
Provide assis
1) The joy of being in an enjoyable field
2)the knowledge gained as an engineer
3)Making discoveries
4)Being able to invent stuff/ being creative
5)The money
6) A lot of job opportunities
7) Becoming
Script variableonly available under all the blocks under it
Focus on Snap! Programming
Arduino exercises
Finite State Machines
All finite state machines have
o A fixed set of possible states
o Action
Smart Grid Lab Tour Summary
Abby Chapman 10/30/17 ECS 101 Prof. Graham
During the Smart Grid Lab Tour, Prof. Bujanovic broke down his presentation into six
different topics. He began by introducing po
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/* Compute the average temperature and the high temperature for a month
from data stored in a file. Record the answers on the console. */
import java.util.Scanner; /for Scann
Chapter 6
Chapter 7 (Diffusion)
-Pressure is directly proportional to Concentration (P=(n/v)RT)
-Diffusion Mechanisms 2
-The effect of entropy will be greater at higher temperatures, and the equilibri
Syracuse University
College of Engineering and Computer Science
ECS 101: Introduction to Engineering and Computer
Science
Electrical Engineering Section, Fall 2016
Course Description:
Discussion of di
1
EECS Department
1
Dr. Jennifer W. Graham | ECS 101 | Fall 2017
Schedule Continued
Grade
Syracuse Universitys academic integrity policy reflects the high value
that we, as a Points
Grades
points
/ ou
Monday, September 11, 2017
Topics covered last time
Rectangular vector components in 3D
Direction cosines
3D unit vectors
Adding 2 or more vectors in 3D to obtain a single resultant vector
Today
Eq
Monday, October 2, 2017
Section 4.2: Two- and Three-Force Bodies
Last time
Today: Two Special Applications
Two-Force Body:
4.148. Determine the reaction
forces at A and B if a = 150 mm.
4.68. Determ
Friday, September 15, 2017
Last class
Vector (cross) product
i
j
k
Today
A few new concepts
V P Q P Py Pz ( Py Qz PzQ y )i ( PzQx PxQz ) j ( PxQ y PyQx )k
3D moment about a point problems x
Ne
Monday, October 16, 2017
Analysis Procedure for Frames
1. Generally (but not always), first determine reaction forces and
moments
2. Draw a FBD of each element in the frame. For equilibrium (2D)
we re
Wednesday, October 18, 2017
Machines
Machines are structures designed to transmit and/or modify
forces (they must contain at least one multi-force member).
Example - pliers
Sum moments about A:
M A
Wednesday, October 4, 2017
Section 4.3: Equilibrium in Three Dimensions
From 9-27-17
Key issues:
Understanding reaction forces at 3D
supports and connections and representing
them correctly in your
Monday, September 25, 2017
Brief Review of Rules for Moving
Forces and Moments
Couple and moment vectors are free vectors, i.e., there is no point of
application they simply act on the body
Moment v
Monday, October 9, 2017
Shortcuts in Truss Problems
Zero Force Members
a) If there are 3 structural elements at an unloaded joint and 2 are
colinear and 1 is not, then there must be zero force in the
Friday, October 13, 2017
Solving Truss Problems by Method of Sections
Method for finding forces in a few specific members
o
o
o
Pass a section cut through a line containing the members of
interest
Li