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engineering@mcneese.edu http://mcneese.edu/ceet/eng

Engineering - ENGR 303

Mechanics

• Define the concept of Mechanics
• Introduce the fundamental concepts and principles
• Introduce the systems of units in statics
• Introduce static of particles
• Analyze the forces in a plane
• Analyze the forces in space
• Introduce rigid bodies
• Introduce external and internal forces
• Explain the principle of transmissibility and equivalent forces
• Analyze the vector products of two vectors
• Derive the vector products expressed in terms of rectangular components
• Discuss the moments of a force about a point
• Explain the rectangular components of the moments of force
• Derive the scalar products of two vectors
• Explain the mixed product of three vectors
• Explain the moment of force about a give axis
• Determine the moment of couple, equivalent of couples, addition of couples
• Find the equivalent systems of forces
• Introduce the equilibrium of rigid bodies.
• Analyze the free body diagram
• Determine the equilibrium in two dimensions
• Explain the center of gravity of two-dimensional body
• Explain the centroids of are and lines
• Explain the first moments of area and lines
• Composite plates and wires
• Determination of centroids by integration
• Explain the theorems of Pappus-Guldinus
• Discuss the distributed loads on beams
• Introduce the structures
• Analyze the trusses
• Analyze the frames
• Introduce friction
• Explain the law of dry friction, coefficients of friction and angle of friction
• Solve problems involving dry friction
• Introduce kinematics of particles
• Analyze rectilinear motion of particles
• Analyze curvilinear motion of particles
• Introduce kinetics of particles: Newton’s second law
• Introduce systems of units in dynamics
• Introduce the equation of motion
• Determine dynamic equilibrium
• Introduce angular momentum of a particle
• Introduce Newton’s law of gravitation
• Introduce kinetic energy of a particle, and principle of work and energy
• Introduce conservation of energy
• Introduce kinematics of rigid bodies
• Explain translation and rotation about a fixed axis
• Introduce plane motion of rigid bodies.

Prepared by Dr. Ning Zhang