Mechanics of MaterialsLaajuus (3 ECTS)

Objective

The student will be able to define the internal stresses in members and understands the correlation with deformations. The student will also be able to define dimensions of simple beams and columns.

Content

Main topics:
- Mechanical properties of materials
- Hooke's law
- Basic assumptions of the theory
- Stress and strain distribution under axial loading
- Deformations: axial, temperature
- Stresses in elastic range in pure bending
- Displacements of simple beams using given formulas
- Euler's buckling formulas for slender columns
- Dimensioning of simple beams and columns

Assessment criteria, satisfactory (1)

The student can
recognize the tension and compression in a bar
present the principles of deformations and displacements
repeat the deflection of a beam
explain the principles of design of a beam to bending moment
explain the principles of buckling
explain the principles of design of a column

Assessment criteria, good (3)

The student can
calculate the tension and compression stresses in a bar
recognize shear stress
calculate axial deformations and displacements
calculate the deflection of a beam and use it as design criteria
explain the principles of design of a beam to bending moment
use the bending moment as a design criterion to the beam
calculate buckling forces and use it as a design criterion to a column

Assessment criteria, excellent (5)

The student can
perform and calculate the tension and compression stresses in a bar
derive shear stress
calculate axial deformations and displacements in a complex case
generalize and calculate the deflection of a beam and use it as a design criterion
design a simple beam to bending moment
analyze buckling forces and use them as design criteria to a column