General physics

A.Y. 2017/2018
6
Max ECTS
48
Overall hours
SSD
FIS/01
Language
Italian
Learning objectives
Provide basic knowledge of Physics and methods to describe and analyse natural phenomena.
Expected learning outcomes
Kinematic quantities (velocity, acceleration, momentum, energy, angular momentum) - Conservation laws - Fundamental forces (gravity, electrical, magnetic forces) and macroscopic forces (constraints, tensions, frictions) - Fluid dynamics (laws of Stevin, Pascal, Arkimedes, conservation of flow, Bernoulli's theorem) - Thermodynamics (temperature and internal energy, heat, 1st principle, transformations, specific heat, melting and vaporization heat) - Electric currents - Electromagnetic waves - Wave optics
Course syllabus and organization

Single session

Responsible
Lesson period
Second semester
Course syllabus
REFERENCE FRAMES
Cartesian and angular coordinates
Position vectors and displacement vectors
Vectors in general: sum, difference, scalar product, cross product

KINEMATICS
Motion in space, trajectory, time aw
Average velocity and instant velocity
Acceleration, tangent and centripetal acceleration
Angular velocity

DYNAMICS OF MATERIAL POINTS
Law of inertia, uniform straight motion
Laws of dynamics (F=ma, composition of forces, action-reaction law)
Integration of the motion equation
Particular case: constant force, uniformly accelerated motion
Particular case: centripetal force, uniform circular motion
Momentum and conditions for its conservation
Torque, angular momentum, conditions for its conservation

INTERACTIONS IN NATURE
Force fields
Introduction on the fundamental interactions: gravitational, electromagnetic interactions, hints about strong and weak interactions
Examples of motion in electric and magnetic fields [mass spectrometer, circular accelerators...]
Macroscopic forces: constraint reactions, impulse forces, frictions, surface forces

SCALAR AND VECTOR FIELDS
Field lines
Line integral and circulation
Oriented surfaces and flux
Gradient of a scalar field

WORK AND ENERGY
Work, kinetic energy, power
Conservative forces, potential energy
Mechanical energy and its conservation

CENTRAL FORCE FIELDS
Conservation of angular momentum
Potential energy
Motion in a central field

ELASTIC FORCES
Elastic force in a spring
Harmonic oscillating motion
Elastic energy
Motion of a pendulum
Elastic forces in materials (hints)
A model for constraint reactions (hints)
Forced oscillator

FLUID DYNAMICS
Surface forces, pressure
Laws of Stevin, Pascal, Archimede
Law of Bernoulli

GRAVITATIONAL FORCES
Law of universal gravitation
Gravitational energy
Motion in a central gravitational field
Gauss theorem and field generated by an extended spherical mass

ELECTRIC FIELDS
Coulomb's law, Gauss theorem
Electrostatic potential
Electric dipole, hints about interactions among atoms and molecules
Electric current and current density
Conductors and microscopic conduction model, Ohm law
Properties of conductors, electrostatic screen

ELECTROMAGNETIC FIELDS
Maxwell equations
Some particular magnetic fields (wire, loop, coil)
Hints on magnetic dipole, hints on magnetization
Law of Faraday-Neumann-Lenz and non-conservative electric fields
Electromagnetic waves (plane and spherical)
EM waves in matter: dispersion
EM waves in conductors: absorption and electromagnetic screen

OPTICS
Electromagnetic spectrum
Huygens principle
Interference and diffraction
Fermat principle, optical ray
Reflection law
Refraction index, optical path
Refraction law
Thin lens

THERMODYNAMICS
Empirical temperature and law-zero
Thermal capacity, latent heat
Kinetic theory of thin gases
First law of thermodynamics and conservation of energy
Carnot's machine, thermal machines, efficiency
Second law of thermodynamics and entropy
FIS/01 - EXPERIMENTAL PHYSICS - University credits: 6
Lessons: 48 hours
Professor: Fanti Marcello
Professor(s)