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## Subject: GENERAL PHYSICS (A.A. 2018/2019)

### degree course in AUTOMOTIVE ENGINEERING

Course year 1 12 Unit fisica generale Physics and Chemistry (lesson) TAF: Basic compulsory subjects SSD: FIS/01 CFU: 6 Teachers: Oscar MOZE, Elisa MOLINARI Unit fisica generale 2 Physics and Chemistry (lesson) TAF: Basic compulsory subjects SSD: FIS/03 CFU: 6 Teachers: Elisa MOLINARI OFA - Obblighi formativi aggiuntivi written final vote Italiano

### Overview

Knowledge of the principles of basic physics, in particular of classical mechanics and electromagnetism.

Calculus as learnt during the first year of engineering studies: complex numbers, limits, derivatives, integrals, functions of one variable.

### Course contents

Introduction to physics. Estimates and Fermi problems. Physical quantities and their measurement. Systems of units.
Linear motion: equations of motion, velocity and acceleration. Uniform linear motion, motion with constant acceleration.
Motion in two and three dimensions. Vectors. Parabolic motion, circular motion.
Dynamics. Force, momentum. Newton's laws. Inertial reference systems.
Energy and work: kinetic energy, theorem of kinetic nergy.
Potential energy, conservative forces, conservation of mechanical energy. Static equilibrium.
Applications: weight, elastic forces; friction; normal force and tension. Simple pendulum, free and damped harmonic oscillator.
Systems of point masses. Center of mass, linear momentum and conservation of linear momentum. Collisions.
Rotations, angular variables and II law of Newton for rotation. Work and rotational kinetic energy. Moment of inertia. Conservation laws. Gravitation.
Waves: definitions, propagation and energy transport,
reflection, transmission, interference, stationary waves. Applications to mechanical waves, sound.
Electrostatics. Charge, electrostatic field. Coulomb law. Electric fields generated by discrete and continuum charge distributions. Motion of point charges and dipoles in an external field.
Gauss law and applications. Conductors at equilibrium.
Electrostatic potential energy; electrical potential.
Local formulation of Gauss law.
Capacity, dielectrics, energy stored in an electric field.
Electrical currents and resistance. Ohm's law. Generators and batteries. DC circuits.
Magnetic field. Sources of magnetic field. Electromagnetic induction, self-induction.
Maxwell's equations and electromagnetic waves.

### Teaching methods

Frontal lectures with examples and solved problems. Exercise sessions in the classroom or in groups.

### Assessment methods

Written exam, with exercises and theory questions.

### Learning outcomes

Understanding and knowledge of basic principles of classical physics and ability to explain them correctly. Comprehension and ability to solve basic problems of physics.