CIEG 211 : Engineering Mechanics - Statics



CIEG 211
CONTENT OF LECTURES

Fall Semester 1997

Instructor : Victor N. Kaliakin

Department of Civil & Environmental Engineering
University of Delaware

voice : 302.831.2409
FAX : 302.831.3640
e-mail

Revision Date : 12-09-97

09-04-97 :
  • Discussion of Class Syllabus.
  • Overview of Vector Analysis (see also Appendix A in text).
  • Associated Reading : Chapter 1 & Appendix A in text.
09-09-97 :
  • Definition of force. Types of forces (free, sliding & fixed).
  • Classification of forces : concurrent, co-planar, parallel, collinear (associated reading : Section 2.2).
  • Resultants of two concurrent forces (associated reading : Section 2.3).
  • Resultants of three concurrent forces (associated reading : Section 2.4).
09-11-97 :
  • Resolution of forces into components in two dimensions (associated reading : Section 2.5).
  • Rectangular components of forces (associated reading : Section 2.6).
  • Resultants by rectangular components (associated reading : Section 2.7).
09-16-97 :
  • Resultants by rectangular components : exercise 2/7 re-visited.
  • Force defined by its magnitude and two points on its line of action - a more general case (associated reading : Section 2.6).
  • Statics of Particles ; an introduction to free-body diagrams (associated reading : Sections 3.1 and 3.2).
  • Equilibrium of particles (associated reading : Section 3.3).
09-18-97 :
  • Equilibrium of "particles" : examples in two and three dimensions (associated reading : Sections 3.1 to 3.3).
  • QUIZ #1 (Covers Chapter 2 material, restricted only to 2-dimensional problems).
09-23-97 :
  • Introduction to rigid bodies (associated reading : Section 4.1).
  • Moment of a force about a point : introduction and application to two-dimensional problems (associated reading : Section 4.2).
  • Principle of moments (Varignon's Theorem) (associated reading : Section 4.2.1).
09-25-97 :
  • NOTE: Quiz #2 is moved to 10/2/97; will cover equilibrium of particles (in two- and three-dimensions).
  • Review of vector (cross) product.
  • Vector representation of a moment ; Moment of a force about a point in three-dimensions (associated reading : Section 4.3).
  • Review of scalar (dot) product.
09-30-97 :
  • NOTE: Quiz #2 covers equilibrium of particles (in two- and three-dimensions), and includes free-body diagrams.
  • Moment of a force about a line (axis) (associated reading : Section 4.3).
10-02-97 :
  • Couples ; moment of a couple (associated reading : Section 4.4).
  • QUIZ #2.
10-07-97 :
  • Couples ; moment of a couple (associated reading : Section 4.4).
  • Example problems involving couples & moments of couples.
10-09-97 :
  • Equilibrium of rigid bodies (associated reading : Sections 6.1 and 6.2).
  • NOTE: Quiz #3 is moved to 10/14/97; will cover moment of force about a point or about an axis.
10-14-97 :
  • Equilibrium of rigid bodies in two-dimensions (associated reading : Section 6.3).
  • Quiz #3.
10-16-97 :
  • Equilibrium of rigid bodies in three-dimensions (associated reading : Section 6.4). Example problems solved.
10-21-97 :
  • QUIZ #3 solutions are posted only outside Room 360F DuPont Hall.
  • Two-force bodies; three-force bodies; statical determinancy/indeterminancy (associated reading : Section 6.3).
  • Example problem solved.
10-23-97 :
  • QUIZ #4 (10/28) : covers moments of couples (Section 4.4) and equilibrium of rigid bodies in 2-d (Sections 6.1 to 6.3).
  • Introduction to enginering structures (associated reading : Section 7.1).
  • Analysis of plane trusses : Method of Joints (associated reading : Section 7.2.1).
10-28-97 :
  • Discussion of zero-force members - Mr. Jason Beecher lecturing (associated reading : Section 7.2.2).
  • QUIZ #4.
10-30-97 :
  • Analysis of plane trusses : Method of Sections - Mr. Jason Beecher lecturing (associated reading : Section 7.2.3).
11-04-97 :
  • MIDTERM EXAM : moved to 11/11/97. Covers Chapters 1 to 6, with emphasis on Chapter 6 material.
  • Introduction to frames & machines (associated reading : Section 7.4).
  • Discussion of frames and solution of an example problem.
11-06-97 :
  • MIDTERM EXAM : 11/11/97. Covers Chapters 1 to 6, with emphasis on Chapter 6 material. CLOSED BOOK / CLOSED NOTE.
  • Machines and Mechanisms ; solution of an example problem (associated reading : Section 7.4).
11-11-97 :
  • MIDTERM (75 minute) EXAM.
11-13-97 :
  • General discussion of center of gravity, center of mass & centroids (associated reading : Section 5.1).
  • Example of calculation of center of gravity of a "discrete" body (exercise 5-5 in text).
  • Example of centroid calculation for an area using integration.
11-18-97 :
  • Example of centroid calculation for an area using integration (continued).
  • Center of gravity, center of mass & centroids for "composite" bodies (associated reading, Sections 5.4 and 5.5).
  • Introduction to treatment of distributed loads.
11-20-97 :
  • Distributed loads acting on beams (associated reading : Section 5.6 in text).
  • Introduction to internal forces in members (associated reading : Sections 8.1 to 8.3 in text).
11-25-97 :
  • QUIZ #5 : covers trusses (in 2-d).
12-02-97 :
  • Overview of internal forces in members (associated reading : Sections 8.1 to 8.3 in text).
  • Internal torque distribution & associated diagrams.
  • Internal axial force distribution & associated diagrams.
  • Introduction to beams.
12-04-97 :
  • Introduction to beams (continued).
  • Computations and development of axial, shear & bending moment diagrams for beams (associated reading : Sections 8.4 to 8.5 in text).
12-09-97 :
  • FINAL EXAM : 1:00 to 3:00 on 12/17/97, in Room 100 Sharp Lab; CLOSED BOOK/CLOSED NOTES ; comprehensive, though emphasizes Chapters 5 to 8.
  • Review of subject matter for the semester.
  • Computations and development of axial, shear & bending moment diagrams for beams (associated reading : Sections 8.4 to 8.5 in text).



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