Mechanics (ENS 204)

2023 Summer
Faculty of Engineering and Natural Sciences
Engineering Sciences(ENS)
Adnan Kefal,
Click here to view.
MATH102 NS101
Formal lecture,Recitation
Click here to view.


The course covers the following topics; statics of particles: forces in plane, forces in space, equilibrium, moment of a force, moment of a couple, equivalent systems of forces on rigid bodies, equilibrium in two dimensions, equilibrium in three dimensions, distributed forces: centroids and center of gravity, analysis of structures: trusses, frames and machines, internal forces in beams and cables, friction, moments of inertia of areas, moments of inertia of masses


? Students will be able to draw a two- and three-dimensional free-body diagram for a
given mechanical system.
? Students will be able to determine forces at identified points in the system for a two and three-dimensional mechanical system at equilibrium.
? Students will be able to determine the motion of a particle, systems of particle or a
rigid body when the forces and masses in a mechanical system are known.
? Students will assess various methods and problem solving principles relative to forcemass
acceleration relations, work and energy, and impulse and momentum in
mechanical systems.
? Students will be able to generate solutions by identifying appropriate methods and
applying relevant problem solving principles for engineering problems.


  • Use vector algebra in calculation of forces and moments
  • Apply equilibrium equations in the solution of 2- and 3-dimensional concurrent or non-concurrent force systems.
  • Solve for unknown forces and moments using both the scalar and vector methods.
  • Develop appropriate free-body diagrams and to use them in solution of statics problems.
  • Formulate and solve the equilibrium equations for rigid bodies made up of multiple members.
  • Calculate the geometric and mass properties of interest in solid mechanics.


1. Understand the world, their country, their society, as well as themselves and have awareness of ethical problems, social rights, values and responsibility to the self and to others. 1

2. Understand different disciplines from natural and social sciences to mathematics and art, and develop interdisciplinary approaches in thinking and practice. 1

3. Think critically, follow innovations and developments in science and technology, demonstrate personal and organizational entrepreneurship and engage in life-long learning in various subjects; have the ability to continue to educate him/herself. 1

4. Communicate effectively in Turkish and English by oral, written, graphical and technological means. 2

5. Take individual and team responsibility, function effectively and respectively as an individual and a member or a leader of a team; and have the skills to work effectively in multi-disciplinary teams. 2

1. Possess sufficient knowledge of mathematics, science and program-specific engineering topics; use theoretical and applied knowledge of these areas in complex engineering problems. 5

2. Identify, define, formulate and solve complex engineering problems; choose and apply suitable analysis and modeling methods for this purpose. 5

3. Develop, choose and use modern techniques and tools that are needed for analysis and solution of complex problems faced in engineering applications; possess knowledge of standards used in engineering applications; use information technologies effectively. 3

4. Have the ability to design a complex system, process, instrument or a product under realistic constraints and conditions, with the goal of fulfilling specified needs; apply modern design techniques for this purpose. 4

5. Design and conduct experiments, collect data, analyze and interpret the results to investigate complex engineering problems or program-specific research areas. 1

6. Possess knowledge of business practices such as project management, risk management and change management; awareness on innovation; knowledge of sustainable development. 1

7. Possess knowledge of impact of engineering solutions in a global, economic, environmental, health and societal context; knowledge of contemporary issues; awareness on legal outcomes of engineering solutions; knowledge of behavior according to ethical principles, understanding of professional and ethical responsibility. 1

8. Have the ability to write effective reports and comprehend written reports, prepare design and production reports, make effective presentations, and give and receive clear and intelligible instructions. 4

1. Use mathematics (including derivative and integral calculations, probability and statistics, differential equations, linear algebra, complex variables and discrete mathematics), basic sciences, computer and programming, and electronics engineering knowledge to (a) Design and analyze complex electronic circuits, instruments, software and electronics systems with hardware/software or (b) Design and analyze communication networks and systems, signal processing algorithms or software

1. Applying fundamental and advanced knowledge of natural sciences as well as engineering principles to develop and design new materials and establish the relation between internal structure and physical properties using experimental, computational and theoretical tools. 2

2. Merging the existing knowledge on physical properties, design limits and fabrication methods in materials selection for a particular application or to resolve material performance related problems. 2

3. Predicting and understanding the behavior of a material under use in a specific environment knowing the internal structure or vice versa. 1

1. Familiarity with concepts in statistics and optimization, knowledge in basic differential and integral calculus, linear algebra, differential equations, complex variables, multi-variable calculus, as well as physics and computer science, and ability to use this knowledge in modeling, design and analysis of complex dynamical systems containing hardware and software components. 5

2. Ability to work in design, implementation and integration of engineering applications, such as electronic, mechanical, electromechanical, control and computer systems that contain software and hardware components, including sensors, actuators and controllers. 4

1. Formulate and analyze problems in complex manufacturing and service systems by comprehending and applying the basic tools of industrial engineering such as modeling and optimization, stochastics, statistics. 2

2. Design and develop appropriate analytical solution strategies for problems in integrated production and service systems involving human capital, materials, information, equipment, and energy. 1

3. Implement solution strategies on a computer platform for decision-support purposes by employing effective computational and experimental tools. 2


  Percentage (%)
Final 40
Midterm 50
Quiz 10



Textbook: Beer, Johnston, Cornwell, Sanghi; Vector Mechanics for Engineers: Statics and Dynamics, 10th Edition, McGraw Hill.
Anthony Bedford and Wallace Fowler, Engineering Mechanics, Statics and Dynamics, 3rd Edition, Prentice Hall, 2002 (or later editions)
Boresi, A.P., and Schmidt, R.J., Engineering Mechanics: Statics and Dynamics, Brooks/Cole Publishing Company, Boston, 2001.
Hibbeler, R.C., Engineering Mechanics: Statics and Dynamics, Eigth Edition, Prentice-Hall, Inc., New Jersey, 1998.
McGill, D.J., and King, W.W., Engineering Mechanics: Statics and Dynamics, Third Edition, PWS Publishing Company, Boston, 1995.
Merriam, J.L., and Kraige, L.G., Engineering Mechanics: Statics and Dynamics, Fourth Edition, John Wiley & Sons, Inc., New York, 1997.
Pytel, A., and Kiusalaas, J., Engineering Mechanics: Statics and Dynamics, Second Edition, Brooks/Cole Publishing Company, Boston, 1999.
Riley, W.F., and Sturges, L.D., Engineering Mechanics: Statics and Dynamics, Second Edition, John Wiley & Sons, Inc., New York, 1996.