Electrostatics: Electric field and potential, experimental evidence of electrostatics laws, dipole fields, electrical capacity, electrostatic energy. Electric current and current density vector. Law of charge conservation. Electrical resistance and RC circuits. Magnetostatics: Experimental data and magnetostatics laws. Lorentz force.
Electromagnetic induction. Maxwell's equations.
Mazzoldi, Nigro, Voci - Elementi di fisica - Elettromagnetismo e Onde.
Learning Objectives
Acquire knowledge about electrostatics and magnetostatics.
Prerequisites
Courses required:
Physics I
Courses recommended: Mathematics I
Teaching Methods
Total number of hours for Lectures (hours): 48
Total number of hours for Laboratory-field practice : 12
Type of Assessment
Written and oral exam.
Course program
1) Introduction
Physical elements of electrostatics.
2) Time-independent physical situations
Electrostatics:
Fields and potentials. Gauss's law and experimental verification. Electric dipole. Capacity. Electrostatic energy. Electric charges motion. Description and related phenomena. Conduction in metals. RC circuits.
Magnetostatics:
Experimental data and their interpretation. Lorentz force and its characteristics. Ampere's law and differential magnetostatics laws. Hall effect.
3) Time-dependent physical situations
Electromagnetic induction:
Phenomenology. Electromotive force and induction laws. Practical applications. Coefficients of mutual and self induction. RL and RLC circuits.
Propagation of fields:
Maxwell's equations.
Poynting’s vector.