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MECH 234 and MECH 235 - Engineering Mechanics: Statics

Spring 2012
Text:

 
  1. Beer, Johnston, Mazurek, Eisenberg, Vector Mechanics for Engineers: Statics, 9th edition, McGraw-Hill, ISBN 978-0-07-352923-3.
  2. NCEES, Fundamentals of Engineering Supplied-Reference Handbook, 8th Edition, (or reproduce pages from:   http://www.ncees.org/exams/study_materials)
Instructors:


 		 MECH 234-002:  Dr. Ashish Borgaonkar,  [ ashish.borgaonkar@njit.edu ], 411-Colton Hall, 973-596-2461
MECH 235-002:  Dr. Ashish Borgaonkar,  [ ashish.borgaonkar@njit.edu ], 411-Colton Hall, 973-596-2461
MECH 234-102:  Dr. Ashish Borgaonkar,  [ ashish.borgaonkar@njit.edu ], 411-Colton Hall, 973-596-2461
     Office Hours:  Wed., 4:00-6:00 p.m. and by appointment
MECH 235-102:  Mr. Diogo Santos, P.E., [ diogosantos123@gmail.com ], Cell phone: 201-693-3480
     Office Hours:  prior to class
Teaching
Assistants:		 Tutoring in 256-Colton Hall on Monday, Tuesday, Thursday, and Friday, 4:00-5:30   
Mr. Kritsada Intustitayakul, [ ki9@njit.edu  ]   available on Mon. and Tues., 4:00-5:30
Ms. Victoria Scala,  [ vas26@njit.edu ]     available on Thurs. and Fri., 4:00-5:30

Prerequisites:  Phys 111, Math 112.  Provides an understanding of equilibrium of particles and rigid bodies subject to concentrated and distributed forces.

Problems in Blue are links to examples from another edition of this text.  A copy of the older edition is on reserve in the library.

WEEK TOPIC SECTIONS SUGGESTED  HOMEWORK
(your instructor may assign differently)
1 Ch. 1:  Introduction
Ch. 2:  Statics of Particles, Trig Method		 Study p. 5 - 13
p. 16 - 24		 2.6,   2.7,   2.11,   2.17
2 Ch. 2:  Rectangular Components
           Equilibrium of a Particle		 p. 27 - 32
p. 35 - 40		 2.21 & 34,   2.24 & 32,   2.37
2.44,   2.47,    2.66
3 Ch. 2:  Forces in Space
           Equilibrium of a Particle in Space		 p. 45 - 54
p. 57 - 59
p. 64 - 66		 2.73,  2 .78,   2.85,   2.91
2.109,   2.114
 
4 Ch. 3:  Rigid Bodies:
           Equivalent System of Forces		 p. 74 - 88 3.3,  3.7,  3.19,  3. 22 & 27 & 28, bonus 3.26
5 Ch. 3:  Dot Product, Moment About an Axis p. 94 - 102 3.37,  3.40,  3.51 (see 3.26)
6 Ch. 3:  Moment of a Couple
           Equivalent Systems		 p. 108 - 116
p. 123 - 136		 3.73,  3.74,  3.82,  3.90
3.104,  3.108,  3.113,  3.121
7 Ch. 4:  Equilibrium of Rigid Bodies
           Equilibrium of a Two Force Body		 p. 158 - 170
p. 181 - 184		 4.4,  4.12 use Excel,   4.19,  4.21,
4.28,  4.38,  4.49
8 Ch. 6:  Analysis of Structures: 
           Method of Joints		 p. 286 - 297 6.7,  6.8,  6.14,  6.27 
 
9 Ch. 6:  Truss Analysis by Method of Sections p. 304 - 310 6.50,  6.55
10 Ch. 6:  Frames p. 316 - 324 6.75,  6.88,  6.92,  6.102,  6.105
11 Ch. 5:  Distributed Forces:
           Centroids and Center of Gravity		 p. 220 - 231

 5.7,  5.8,  5.21,  5.29 
 
12 Ch. 5:  Distributed Loads p. 242 - 243, 248, 250 5.68,  5.69,  5.76 
 
13 Ch. 9:  Distributed Forces:
           Moments of Inertia		 p. 472 - 479 9.3
14 Ch. 9:  Parallel Axis Theorem p. 483 - 491 9.31,   9.44,   9.56
15 Final Exam      To be announced by Registrar at a later date.

Homework to be assigned by your professor.  Homework will be collected randomly per your professor.
NO LATE homework can be accepted after the due date.

Additional course information can be viewed by selecting the Additional Course Information link below.

Additional Course Information

 

Day Sections have common hour exams on Monday, 4:00-5:30, on Feb. 6, Feb. 27, and Apr. 2. 
Check for any exam conflicts in advance and make arrangements for make-ups with Physics and Chem dept.

*The NJIT Honor Code will be upheld and any violations will be brought to the immediate attention of the Dean of Students.

*Students will be consulted with by the instructor and must agree to any modifications or deviation from the syllabus throughout the course of the semester.

milano,10/2001, 1/2002, 1/2003, 1/2004, 9/2004, 1/2005, 8/2005, 9/2007, 8/2008, 8/2009, 1/2010, 1/2011, 1/2012

  Course Objectives Matrix – MECH 235 Statics

Strategies and Actions

Student Learning

Outcomes

Outcomes

(a-n)

Prog.

Object.

Assessment Methods/Metrics

Course Objective 1: Provide transition from Physics (science) to Statics (engineering).

Present engineering approach and problem solving techniques used for vector analysis.

Able to apply problem-solving techniques while building on math and physics fundamentals relevant to force systems in equilibrium.

a, e, i

1

Homework, exams and success in future courses.

Illustrate applications to practical problems of torque, moments, and couples.

Recognize the application of geometry and trigonometry to realistic-type problems.   Understand the practical application of cross products and dot products.

a, e, i

1

Homework, bonus problems, and exams.

Course Objective 2: Master the concept of  two-dimensional and three-dimensional vectors.

Illustrate 2D vector components by orientation using trigonometry and proportions.

Learn the best approach to determine vector components.  Understand when and how to apply trigonometry or proportions in determining vector components.

a, e, i

1

Homework and exams.

Use vivid Power Point examples to demonstrate analysis technique for force systems on beams and trusses and frames.

Learn the best approach to determine vector components.  Understand when and how to apply trigonometry or proportions in determining vector components.

a, e, i

1

Homework and exams.

Demonstrate logical approach to spatial vectors by visualization of forces, moments.

Able to visualize orientation of spatial components and to develop technique to determine these components using geometry and projections.  Understand application of cross products.

a, e, i

1

Homework, exams, and bonus challenge problems.

Course Objective 3:  Master the concept of developing free body, diagrams and how to formulate and structure problems solving techniques which is fundamental to the solution of all engineering problems.

Require FBD’s, for all problems and emphasize importance of vector directions.

Ability to translate a problem statement into a FBD and distinguish tensile and compressive members in trusses and frames.  Able to understand the effect of friction in a force system.

a, e, i

1

Homework, bonus challenge problems, and exams.

Illustrate the approach of going from the FBD to the problem solution by formulating the appropriate equation set.

Understand the techniques of problem solving based upon the use of FBD’s applied to beams, trusses, and frames.  Understand the concepts of centroids and moments of inertia.

a, e, i

1

Homework, bonus challenge problems, and exams.

Provide numerous solved problems available on web.  Require numerous homework problems weekly.

Develop the technique of problem solving strategy by repetition for all topics.

a, e

1

Homework, exams and bonus challenge problems.


                                                            CEE Mission, Program Objectives and Program Outcomes
 

The mission of the Department of Civil and Environmental Engineering is:

Our program objectives are reflected in the achievements of our recent alumni.  

1 – Engineering Practice: Recent alumni will successfully engage in the practice of civil engineering within industry, government, and private practice, working in a wide array of technical specialties including construction, environmental, geotechnical, structural, transportation, and water resources.  

2 – Professional Growth: Recent alumni will advance their skills through professional growth and development activities such as graduate study in engineering, professional registration, and continuing education; some graduates will transition into other professional fields such as business and law through further education.  

3 – Service: Recent alumni will perform service to society and the engineering profession through membership and participation in professional societies, government, civic organizations, and humanitarian endeavors.  

Our program outcomes are what students are expected to know and be able to do by the time of their graduation:
 
(a) ability to apply knowledge of math, science, and engineering
(b) ability to design and conduct experiments, as well as interpret data
(c) ability to design a system, component or process to meet desired needs within realistic constraints such as economic, environmental, social, political, ethical, health and safety, manufacturability, and sustainability
(d) an ability to function multi-disciplinary teams
(e) an ability to identify, formulate, and solve engineering problems
(f) an understanding of ethical and professional responsibility
(g) an ability to communicate effectively
(h) the broad education necessary to understand the impact of engineering solutions in a global, economic, environmental, and societal context
(i) a recognition of need for, and an ability to engage in life-long learning
(j) a knowledge of contemporary issues
(k) ability to use techniques, skills and modern engineering tools necessary for engineering practice
(l) an understanding of management and leadership principles and techniques
(m) take the FE examination as the first step toward professional licensure
(n) an ability to find professional level employment or pursue an advanced degree