Physics demonstration during the lectures - 231
Description:
Physics test models focus to demonstrate the operation of the laws of physics, under certain conditions, a better understanding of the functioning laws of physics. Equipment is used in mechanical movements changes, heat flow, electrical and magnetic fields changes, a light beam dynamics, radiation measurement performing. Computer equipment, video camera and projector are used.

Keywords:
Physics demonstration, test model of physics, physics demonstration model, physics experiments, demo cabinet.

Field of Science:
Diagnostic and measurement technologies
Technical specification:
A. Mechanics I. Translation 1. Hanging lead ball – inertia; 2. Rail with air pillow – impulse conservation; 3. Rocket – impulse conservation.] II. Rotation 1. Whirligig; 2. Gyroscope. 3. Rotating table (Zhukovsky chair); III. Oscillations; 1. Mathematical pendulum; 2. Physical pendulum; 3. Auto oscillations (clock pendulum); 4. The sum of oscillations demonstration with oscilloscope and a tuning fork; 5. The spring pendulum. 6. Particle movement in wave model with beads. 7. Mach wave machine; 8. Demonstrations with wave pool; 9. Standing waves along the chord with electromagnetic oscillator. IV. Mechanical energy 1. Maxwell's pendulum. B. Thermodynamics 1. Critical status (heated ampoule with ether); 2. The liquid nitrogen properties. C. Fluid Mechanics 1. Bernoulli equation operation in falling liquid stream. D. Electromagnetism I. Electrostatics: 1. Hanging electrified bodies interaction; 2. Electrophoretic machine, electrostatic mill; 3. The electrostatic field lines formation; 4. Electrical charging of soap bubbles; II. The electrostatic field in materials: 1. Change of the capacitors charge with changing materials; 2. Water flow distortion near to the electrified body. III. Electrical current in gases: 1. Electrical discharge in rarefied gases; 2. Plasma ball, discharge in fluorescent lamps; 3. Electrophoretic machine, spark discharge. IV. The magnetic field in vacuum and matter: 1. Magnets, magnets interaction; 2. Diamagnetism of pyrolytic graphite; 3. The magnetic field of current (the straight wire, solenoid, toroid); 4. The moving electrons interaction with the magnetic field (the Lorentz force); 5. The current interaction with the magnetic field (Ampere force); 6. Hysteresis of ferromagnetic materials magnetization; 7. Weakening of ferromagnetic properties due to high temperature Curie point. V. Electromagnetic induction: 1. Faraday test; 2. "Hanging" rings; 3. Foucault currents in conducting pendulum; 4. Slow magnet fall in conductive pipe; 5. Diamagnetism of the superconductor. 6. Hanging globe with a magnet. VI. Electromagnetic waves: 1. The electromagnetic wave model; 2. The electromagnetic waves propagation tests; 3. Oscillatory circuit testing. E. Geometrical and wave optics I. Geometrical optics: 1. Refraction and reflection of light; 2. Total internal reflection; 3. Optical fibers. II. Wave optics: 1. Fresnel biprism; 2. Newton's rings; 3. Diffraction for filament and slit; 4. Diffraction grating ( complex cases); 5. Holograms. III. Interaction of light with matter: 1. White light propagation through a prism; 2. The polarizers; 3. The double refraction of light in Iceland Telldahl crystal; 4. Rotation of the polarization plane in optically active materials; 5. Artificial anisotropy of deformed body. 6. Demonstration of liquid crystal display light polarization. F. Quantum optics: I. The thermal radiation laws: 1. Thermal radiation spectrum variation showing through the prism with the projector; 2. Thermal radiation measurement display with a battery of thermocouples; 3. Remote thermometer. 4. Light pressure - light mill. II. External photoelectric effect: 1. The electrically charged zinc plate unloading with quartz lamp; 2. The photoelectric cell. G. Basics of atom physics: I. Emission spectra 1. Hg and Na lamps spectra display; 2. Light filters; 3. X-ray lamp. II. Laser: 1. Helium-neon laser structure; 2. Semiconductor lasers with different colors. H. Solid state physics elements: 1. The crystal lattice models; 2. The semiconductor photo resistor; 3. The solar battery; 4. The hydrogen fuel cell. I. Atomic nucleus physics elements: 1. Geiger counter; 2. Geiger counter signals.
Usage area:
Models are used during lectures of teaching modules "Physics 1, Physics 2, Physics 3 and other physical modules.
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