# Computing

## Physics

- Class 75
- Practice 15
- Independent work 90

### Course title

Physics

### Lecture type

Obligatory

### Course code

183368

### Semester

2

### ECTS

6

### Lecturers and associates

- Assistant Professor PhD Ana Babić
- Associate Professor PhD Željka Marija Bošnjak
- Assistant Professor PhD Vjeran Gomzi
- Associate Professor PhD Saša Ilijić
- Assistant Professor PhD Sanda Pleslić
- Assistant Professor PhD Ana Sušac

### Course objectives

Kinematics (reference frame, position, velocity and acceleration of the particle); Motion in the rectangular coordinate system; Galilean transformations of the position and velocity of a particle.

First Newton's law; Inertial frame of reference; Particle momentum; 2nd Newton's law; Newton's equation of motion; Motion under constant force (free-fall, incline, pulleys).

Interaction of particles; 3rd Newton's law; Internal and external forces in a system of particles; Conservation of linear momentum in a system of particles.

Definition of work and power; Kinetic energy; Conservative force; Stable and unstable equilibrium; Conservation of mechanical energy; Dissipative forces.

Simple harmonic oscillator (mass on a spring); Equation of motion and the solution; Energy of oscillation; Damped oscillation; Subcritical, critical and supercritical damping; Forced oscillations; Amplitude and phase; Resonance; Coupled oscillators; Normal modes of oscillation.

Propagation of waves; Frequency and phase vector; Phase speed; Superposition; Wave equation and its solution; Wave packet; Transverse wave (equation of motion, speed of propagation, power, standing wave).

Transmission and reflexion of transversal waves; Coefficients of transmission and reflexion; Longitudinal wave (equation of motion, speed of propagation, power, standing wave); Adiabatic sound (speed of propagation, pressure amplitude, noise level); Doppler effect.

Midterm exam.

Experimental background; Postulates of the Special Relativity; Relativistic kinematics; Lorentz transformations; Length contraction; Time dilation; Relativistic energy and momentum; Rest mass of a particle.

Electrostatics; Coulomb force; Electric field and the potential; Magnetostatics; Magnetic field of a straight wirel Biot-Savart law.

First Maxwell's equation; Gauss' law for the electric field; Second Maxwell's equation; Gauss' law for the magnetic field.

Third Maxwell's equation, Faraday's law of induction; Fourth Maxwell's equation, Ampère-Maxwell law.

Wave equation for the electromagnetic field; Plane wave solution to the wave equation; Properties of the plane waves; Linear and circular polarisation of electromagnetic radiation; Poynting's theorem and vector; Intensity of electromagnetic radiation, Energy density of electromagnetic field; Polarization of light; Malus law.

Coherent sources; Constructive and destructive interference of two sources; Young's experiment; Phase shift due to reflection of radiation; Interference of light reflected on thin films; Interferometry; Detection and measurement of small displacements.

Final exam.

### Required reading

D. Horvat (2005.), Fizika 1: Mehanika i toplina, Hinus

D. Horvat (2011.), Fizika 2: titranje, valovi, elektromagnetizam, optika i uvod u modernu fiziku, Neodidakta

P. Kulišić (2005.), Mehanika i toplina, Školska knjiga

V. Henč-Bartolić, P. Kulišić (1991.), Valovi i optika, Školska knjiga

V. Henč-Bartolić, M. Baće, L. Bistričić, D. Horvat, P. Kulišić, Z. Narančić, T. Petković, D. Pevec (2002.), Riješeni zadaci iz valova i optike, Školska knjiga

David Halliday, Robert Resnick, Jearl Walker (2014.), Principles of Physics, Wiley

V. Henč-Bartolić, M. Baće, L. Bistričić, D. Horvat, P. Kulišić, Z. Narančić, T. Petković, D. Pevec (1996.), Riješeni zadaci iz mehanike i topline, Školska knjiga

#### Online education during epidemiological measures

- Study program duration
- 6 semesters (3 years)
- Semester duration
- 15 weeks of active teaching + 5 examination weeks
- Total number of ECTS points
- 180
- Title
- Bacc.ing.comp (Bachelor of Science in Computing)

**Academic calendar**

#### Minimal learning outcomes

- Apply calculus techniques (derivative, integration) to analysis of physical problems.
- Define kinematic variables (vectors of position, velocity, and acceleration) in three dimensional space and apply relationships between them.
- Analyze simple mechanical systems and apply Newtons equations of motion
- Apply energy and momentum conservation principles to mechanical systems.
- Apply basic principles (2. Newtons law) to complex phenomena in mechanics (harmonic oscillator, waves)
- Explain principles of special theory of relativity.
- Explain the laws of electromagnetism and apply them to simple physical situations.
- Derive the wave equation for electromagnetic waves from Maxwells equations
- Explain the phenomena of light interference and polarization.