EGR 343 Home Work Assignment
CombinedLoads
Prob. 1
The offset link has a width of w=200 mm and a thickness of 40 mm. If the allowable normal
stress is 75 MPa, determine the maximum load P that can be
EGR 343 Home Work Assignment
Allowable Stresses
Prob. 1
The lever is attached to the shaft A using a key that has a width d and length of 25 mm. If the
shaft is fixed and a vertical force of 200 N is
EGR 343 Home Work Assignment
Internal Loads
Prob. 1
Determine the normal force, shear force, and moment at a section through point C.
Take P = 8 kN.
Prob. 2
The cable will fail when subjected to a ten
THE METHOD OF JOINTS
In this method of solving for the forces in truss members, the equilibrium of a
joint (pin) is considered.
All forces acting at the joint are shown in a FBD.
This includes all ext
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g0 Quiz (Closed Book/Note) A
Mechanics of Materials Spring 2017
Name:
Prob. 1 (20 points)
The beam supports the triangular distributed
load shown below with Wmax=6oo Ib/f't.
The reactions
Design of Simple Connections
A
P
A
P
allow
P
(1) How to determine cross section area of a tension member
A
P
allow
Design of Simple Connections
P
V=P
A
V
allow
(2) Cross section area of a connector
Exam #1 (Closed Book/Note)
Mechanics of Materials Fall 2016
Name : _
Problem 1
The specimen is subjected to the pull of 10 kN in a tension testing machine.
If the allowable normal stress for the wood
STRESS : AVERAGE NORMAL STRESS &
AVERAGE SHEAR STRESS
Todays Objectives:
Students will be able to:
1. Find the average normal stress and
shear stress of a body.
Mechanics of Materials 2016
C. Nam, S.
EGR 343 Home Work Assignment
Stresses
Prob. 1
The bars of the truss each have a cross-sectional area of 1.25 in2.
Determine the average normal stress in each member due to the loading P=8 kip.
State w
EGR 343 Home Work Assignment
ShearStress_Bend
Prob. 1
If the wide-flange beam is subjected to a shear of V=20kN,
(a) determine the shear stress on the web at A.
(b) determine the maximum shear stress
GROUP PROBLEM SOLVING I
Given: The loading on the beam.
Find:
Plan:
The resultant internal
loadings acting on section
aa and section bb. Each
section passes through the
centerline at point C.
Make an
Problem
0.15kip/ft
A
4ft
Find the internal loadings at D
D B
Ax
1.5ft
FBC
Ay
FBC
C
3ft
5ft
FBC
Problem
0.15kip/ft
A D B
4ft
Ax
4ft
0.15(8) kip
1.5ft
Ay
FBC
C
3ft
5ft
3
Ax 0
5
4
Fy 0; Ay FBC 0.15(8)
INTRODUCTION &
EQUILIBRIUM OF A DEFORMABLE BODY
Todays Objectives:
Students will be able to:
1. Explain Mechanics of Materials.
2. Find the internal resultant loads of
a body.
Mechanics of Materials 2
ALLOWABLE STRESS &
DESIGN OF SIMPLE CONNECTIONS
Todays Objectives:
Students will be able to:
1. Understand applications of the
average normal stress and shear
stress formulas used for
engineering desi
Academic Calendar
Classes Begin
January 9, 2017
Drop/Add Deadline without College Approval
January 15, 2017
Academic Status Report #1
February 13-20, 2017
Spring Break
Academic Status Report #2
Course
MEE 322 Structure Mechanics
Fall 2014, Instructor: Hanqing Jiang
Homework 1
Due: September 3th, 2014, Wednesday before class
Problem 1: (5 points) Determine the resultant internal loadings acting on t
MEE 322 Structure Mechanics
Fall 2014, Instructor: Hanqing Jiang
Homework 4
Due: September 29th, 2014, Monday before class
Problem 1: (5 points) Determine the maximum magnitude of the bending moment M
MEE 322 Structure Mechanics
Fall 2014, Instructor: Hanqing Jiang
Homework 3
Due: September 17th, 2014, Wednesday before class
Problem 1: (5 points) The shaft is supported at its ends by two bearings A
MEE 322 Structure Mechanics
Fall 2014, Instructor: Hanqing Jiang
Homework 7
th
Due: November 12 , 2014, Wednesday before class
Problem 1: (10 points) A beam AB is supported by a bar AC. The cross-sect
MEE342 Spring 2017
HW # 1
Due: before the start of lecture on Jan 26th, 2017
This is an individual assignment.
1.
2.
3.
4.
(a) Determine the precise location of the critical stress element at the cros
MEE342 Spring 2017
HW # 5
Due: before the start of lecture on Mar 30th, 2017
This is an individual assignment.
1. A shaft is loaded in bending and torsion such that M a 70N m , Ta 45N m , M m 55N m an
MEE342 Spring 2017
HW # 4
Due: before the start of lecture on Mar 14th, 2017
This is an individual assignment.
1. A solid round bar with diameter of 2 in has a groove cut to a diameter of 1.8in, with
MEE342 Spring 2017
HW # 2
Due: before the start of lecture on Feb 2nd, 2017
This is an individual assignment.
1. A ductile hot-rolled steel bar has a minimum yield strength in tension and in compressi
MEE342 Spring 2017
HW # 3
Due: before the start of lecture on Feb 23rd, 2017
This is an individual assignment.
1. A steel rotating-beam test specimen has an ultimate strength of 120 ksi. Estimate the
MEE342 Spring 2017
HW # 6
Due: before the start of lecture on Apr 6th, 2017
This is an individual assignment.
1. A 17-tooth spur pinion has a diametral pitch of 8 teeth/in, runs at 1120rpm, and drives
Computer & Technology Quotes
Famous Quotes
Any fool can write code that a computer can understand. Good programmers write code
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- M. Fowler, "Refactoring: Improving the Desi
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