27996 - General Physics T-1

Academic Year 2014/2015

  • Docente: Mauro Bruno
  • Credits: 9
  • SSD: FIS/01
  • Language: Italian
  • Teaching Mode: Traditional lectures
  • Campus: Bologna
  • Corso: First cycle degree programme (L) in Environmental Engineering (cod. 0928)

Learning outcomes

Scientific and experimental approach. Give basic concepts of mechanics and thermodynamics. Analitic treatment in order to are able tom apply physical laws to simple problems.

Course contents

MECHANICS
1.Introduction
Scientific approach. Space and time concepts. Measurements. Procedures of physical quantitiy measurements. Short survey of errors in measurements.
2. Vectors
Graphical representation. Equal vectors. Versors. Vector operations: sum, difference, products with scalar quantities, scalar product, vector product, mixed product, double vector product.
Cartesian representation. Vestor transformation. Vector moments. Vector composition. Derivatives and integrals of vectors. Vector operators: gradient, divergence, rotor.
3. Generalities
Point particle. Reference frames. Motion description: trajectory. Displacement, velocity, acceleration. Motion classification. Direct and inverse problem.
4. Dynamics of the point particle.
Forces. Constrain. First principle of dymnamics. Inertial reference frames. Second principle of dynamics. Straight motions: uniform, uniformely accelerated, armonic, damped armonic. Motion in a plain. Central motion.
5. Work and energy.
Definitions. Kinetic energy theorem. Force and potential energy relationship. Mechanical energy conservation. Impulse and momentum theorems.
6. Dynamics of systems.
Third principle of dynamics. Cardinal equations. Center of mass and theorems. Momentum of inertia. Koenig theorems for angular momentum and energy. Energy of systems. Huygens-Steiner theorem.
7. Universal gravitation.
Keplero laws.

THERMODYNAMICS
Thermodynamical coordinates. Local and global quantities. Volume and pressure. Independent thermodynamical coordinates. Thermodynamical status and equilibrium. Temperature. Thermometers.
Thermodynamical transformations. Reversible and irreversible transformations. Equation of state of ideal gases. Van der Waals equation. Thermodinamical work. Energy. Internal energy. First principle of thermodynamics. Thermal capacity and specific heats. Free Joule espansion. Adiabatic transformations. Second principle of thermodynamics. Kelvin-Planck and Celsius enunciates. Equivalence. Carnot cycle, machine and theorem. Clausius theorem and entropy.


Readings/Bibliography

Any text book can be used if it contains the arguments developed.
In particular these books contain the arguments of the course:

  • S. Focardi, I. Massa, A. Uguzzoni. Fisica generale: meccanica e termodinamica - casa editrice ambrosiana
  • M. Alonso, E, J. Finn FISICA vol 1 casa editrice Masson
  • P. Veronesi, E. Fuschini - Fondamenti di meccanica classica - CLUEB

Any exercise textbook can be used, such as:

  • M. Bruno, M. D'Agostino, M.L. Fiandri - esercizi di fisica I - CLUEB
  • G. M. Salandin, P. Pavan, problemi di fisica vol1. casa editrice ambrosiana

Teaching methods

Lectures and exercises

Assessment methods

Written and oral test

Teaching tools

Slides

Office hours

See the website of Mauro Bruno