Physics Olympiad (IPhO) Past papers Questions
International Physics Olympiad (IPhO) is the Toughest Physics Competition for high School students, which held every year in the month of June – July in a different country. It is also known as the World championship Physics Competition.
The main aim of IPhO Contest is to test the highest level of knowledge in Physics, critical thinking, problem solving, right practices of presentation and analysis, and hands-on skills in theoretical and experimental physics.
Here, High school Students or Physics Olympiad candidates will get all the guidance, Notes and the Past papers of IPhO, that will help you to understand about the level of this test and to achieve High score in this contest.
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PHYSICS OLYMPIAD PAST QUESTIONS
We are providing the Past year papers Questions & Solutions of Physics Olympiad (IPhO) from the basic to advance. You could increase your concept up to the high level if you will be able to solve all previous questions. Good Luck!
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| PHYSICS OLYMPIAD PAST PAPERS QUESTIONS | |||
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| Year | Exam Type | Problems | Solutions |
| 2021 (Lithuania) |
Theory | T1 (Planetary Physics) T2 (Electrostatic Lens) T3 (Particles and Waves) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Non-Ideal Capacitors) E2 (Light emitting Diodes) |
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| Â | Problem | Solution | |
| 2019 (Israel) |
Theory | T1 (Zero-Length Springs and Slinky Coils) T2 (Physics of Microwave oven) T3 (Thermoacoustic engine) |
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| Â | Â | Problem | Solution |
| Â | Â | Presentation | |
| Experimental | E1 (Optical Measurements) E2 (Wiedemann-Franz Law) |
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| Â | Problem | Solution | |
| Â | Â | Presentation | |
| 2018 (Portugal) |
Theory | T1 (LIGO) T2 (Where Is Neutrino) T3 (Physics of Live System) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Paper Transistor) E2 (Viscoelasticity of Polymer Thread) |
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| Â | Problem | Solution | |
| 2017 (Indonesia) |
Theory | T1 (Dark Matter) T2 (Earthquake Volcano Tsunami) T3 (Cosmic Inflation) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Salt Solution) E2 (Earthquake & Volcanic Sensing) |
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| Â | Problem | Solution | |
| 2016 (Switzerland) |
Theory | T1 (Two Problems In Mechanics) T2 (Nonlinear Dynamics In EI-circuits) T3 (Large Hadron Collider) |
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| Â | Â | Problem | Solution |
| 2015 (India) |
Theory | T1 (Particles From Sun) T2 (Extremum Principle) T3 (Design of Nuclear Reactor) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Diffraction Due to Helical Structure) E2 (Surface Tension Waves on Water) |
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| Â | Problem | Solution | |
| 2014 (Kazakhstan) |
Theory | T1 (Three Problems) T2 (Van der Waals) T3 (Gas Discharge) |
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| Â | Â | Problem | Solution |
| Â | Â | Presentation | |
| Experimental | Â E1 (See Invisible) | ||
| Â | Problem | ||
| 2013 (Denmark) |
Theory | T1 (Maribo Meteorite) T2 (Plasmonic Steam Generator) T3 (Greenland Ice) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Speed of Light) E2 (Solar cells) |
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| Â | Problem | Solution | |
| 2012 (Estonia) |
Theory | T1 (Focus on Sketches) T2 (Kelvin Water Dropper) T3 (Protostar Formation) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Magnetic Permeability of Water) E2 (Non-linear Black box) |
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| Â | Problem | Solution | |
| 2011 (Thailand) |
Theory | T1 (Three-body Problem & LISA) T2 (Electrified Soap Bubble) T3 (Scattering of Ion) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Electrical Blackbox) E2 (Mechnical Blackbox) |
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| Â | Problem | Solution | |
| 2010 (Croatia) |
Theory | T1 (Image of Charge In Metallic Object) T2 (Chimney Physics) T3 (Model of Atomic Nucleus) |
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| Â | Â | Problem | Solution |
| 2009 (Mexico) |
Theory | T1 (Earth-Moon System) T2 (Laser Cooling & Optical Molasses) T3 (Star Size) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Wavelength of Diode Laser) E2 (Birefringence of MICA) |
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| Â | Problem | Solution | |
| 2008 (Vietnam) |
Theory | T1 (Rice Pounding Mortar) T2 (Cherenkov Light) T3 (Atmosphere) |
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| Â | Â | Problem | Solution |
| Experimental | E1 (Solidification of Crystalline Substance) E2 (Efficiency of Solar Cell) |
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| Â | Problem | Solution | |
| 2007 (Iran) |
Theory | T1 (Black Hole) T2 (Air Bags of Automobiles) T3 (Photometry of Binary Stars) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Semiconductor Thin Films) | ||
| Â | Problem | Solution | |
| Â | Â | Description | |
| 2006 (Singapore) |
Theory | T1 (Neutron Interferometer) T2 (Rod In Motion) T3 (Digital Camera, Hard-boiled Egg, Lightning, Capillary Vessels) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Michelson Interferometer, Thin-film Interference, Total Internal Reflection, Bragg Reflection) | ||
| Â | Problem | Solution | |
| 2005 (Spain) |
Theory | T1 (ILL Fated Satellite) T2 (Measurements of Electrical Quantities) T3 (Neutrons In Gravity) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Light of Incandescent Lamp) | ||
| Â | Problem | Solution | |
| 2004 (Korea) |
Theory | T1 (Ping-pong Resistor) T2 (Rising Balloon) T3 (Atomic Probe Microscope) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Mechanical Black box) | ||
| Â | Problem | Solution | |
| 2003 (Taiwan) |
Theory | T1 (Swing with Falling weight) T2 (Piezoelectric Crystal Resonator) T3 (Neutrino Mass & Neutron Decay) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Laser Diode, Nematic Liquid Crystal) | ||
| Â | Problem | Solution | |
| 2002 (Indonesia) |
Theory | T1 (Ground-Penetrating Radar) T2 (Predator & Prey) T3 (Vehicle Moving on Inclined Road) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Electrolysis) E2 (Optical Black Box) |
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| Â | Problem | Solution | |
| 2001 (Turkey) |
Theory | T1 (Klystron, Intermolecular Distance, Sawtooth Signal Generator, Atomic Beam) T2 (Binary Star System) T3 (MHD Generator) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Rotating Liquid) |
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| Â | Problem | Solution | |
| 2000 (UK) |
Theory | T1 (Bungee Jumper, Heat Engine, Radioactivity & Age of Earth, Spherical Charge, EM Induction) T2 (Cathode Ray Tube) T3 (Gravitational Waves) |
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| Â | Â | Problem | Solution |
| 1999 (Italy) |
Theory | T1 (Absorption of Radiation in Gas) T2 (Magnetic Field) T3 (Space Probe To Jupiter) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Torsion Pendulum) | ||
| Â | Problem | Solution | |
| Â | Â | Comments | |
| 1998 (Iceland) |
Theory | T1 (Hexagonal Prism) T2 (Water Under Ice Cap) T3 (Faster Than Light) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Magnetic Shielding & Flux Linkage) | ||
| Â | Problem & Solution | ||
| 1997 (Canada) |
Theory | T1 (Scalings) T2 (Nuclear Masses & Stablity) T3 (Solar Powered Aircraft) |
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| Â | Â | Problem | Solution |
| 1996 (Norway) |
Theory | T1 (Five problems) T2 (Electron & Cylinder) T3 (Moon & tides) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Physical Pendulum) | ||
| Â | Problem & Solution | ||
| 1995 (Australia) |
Theory | T1 (Gravitational Red Shift) T2 (Sound Propagation) T3 (Cylindrical Buoy) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Terminal velocity) E2 (Diffraction & Scattering of laser light) |
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| Â | Problem | Solution | |
| 1994 (China) |
Theory | T1 (Relativistic Particle) T2 (Superconducting Magnet) T3 (Collision of Discs) |
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| Â | Â | Problem | Solution |
| 1993 (USA) |
Theory | T1 (Atmospheric Electricity) T2 (Laser Forces) T3 (Electron Beam) |
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| Â | Â | Problem | Solution |
| 1992 (Finland) |
Theory | T1 (Rotating Satellite) T2 (Linear Molecule) T3 (Satelite in Sunshine) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Electric Breakdown of Air) |
E2 (Grating & Optical Filters) | |
| Â | Problem & Solution | Problem & Solution | |
| 1991 (Cuba) |
Theory & Experimental | T1 (Friction on Impact) T2 (Relativistic Square) T3 (Cooling Atom By Laser) E1 (Black Box) |
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| Â | Problem & Solution | ||
| 1990 | Theory & Experimental | T1 (X-ray Diffraction) T2 (Magnetosphere of Earth) T3 (Rotating Neutron Star) E1 (Light-Emitting & Photo Diode) E1 (Magnetic Field Strength) |
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| Â | Problem & Solution | ||
| 1989 | Theory & Experimental | T1 (Boiling Liquids) T2 (Rotating Masses) T3 (Electron Microscope) E1 (piezoelectric discs) |
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| Â | Problem & Solution | ||
| 1988 | Theory & Experimental | T1 (Spectroscopy of Particle Velocities) T2 (Maxwell’s Wheel) T3 (Recombination of Ions) E1 (Polarized Light) E2 (Electron Tube) |
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| Â | Problem & Solution | ||
| 1987 | Theory & Experimental | T1 (Ascending Moist Air) T2 (Electrons In Magnetic field) T3 (Infinite LC-grid) E1-E2 (Refractive Indices) |
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| Â | Problem & Solution | ||
| 1986 | Theory | T1 (Interference) T2 (Seismic waves) T3 (Masses & Springs) |
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| Â | Â | Problem | Solution |
| Experimental | Â E1 (Pendant Water Droplet) E2 (Microcomputer) |
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| Â | Problem | Solution | |
| 1985 | Theory & Experimental | T1 (Radio Amateur) T2 (Hall Effect) T3 (Launching Space Probe out of Solar System) E1Â (Brass Disk) |
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| Â | Problem & Solution | ||
| 1984 | Theory & Experimental | T1 (Transparent Plate) T2 (Seiching) T3 (Electronic Frequency Filter) E1Â (Sine Wave Generator) |
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| Â | Problem & Solution | ||
| 1983 | Theory | T1 (Mechanics – Jumping Particle) T2 (Electricity – Oscillation) T3 (Optics – Prisms) T4 (Atomics – Compton Scattering) T5 (IPhO’s LOGO) |
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| Â | Â | Problem | Solution |
| 1982 | Theory & Experimental | T1 (Fluorescent lamp) T2 (Oscillating Coat hanger) T3 (Hot air Balloon) T4 (Lens Experiment) T5 (Motion of Rolling Cylinder) |
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| Â | Problem & Solution | ||
| 1981 | Theory | T1 (Container in vaccum) T2 (Electric Lamp) T3 (Radio-astronomical Observatory) |
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| Â | Problem & Solution | ||
| Experimental | Â E1 (Rubber Cord) |
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| Â | Problem & Solution | ||
| 1979 | Theory & Experimental | T1 (Space Rocket Moving Around Moon) T2 (Brass weights Used to Weigh Aluminum) T3 (Optical Location of Moon) E1 (Rocket Moving along Circular Orbit of Moon) E2 (Black Box) |
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| Â | Problem & Solution | ||
| 1977 | Theory | T1 (4-Stroke IC engine) T2 (Frame in Soap Solution) T3 (Electron Gun) |
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| Â | Problem & Solution | ||
| 1976 | Theory & Experimental | T1 (Hollow Sphere) T2 (Cylinder & Piston) T3 (Air Bubble in Glass Sphere) E1 (Thermal Properties of Crystal Material) |
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| Â | Problem & Solution | ||
| 1975 | Theory & Experimental | T1 (Rotating Rod) T2 (Thick lens) T3 (Ions In Magnetic Field) E1 (Semiconductor Element) |
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| Â | Problem & Solution | ||
| 1974 | Theory & Experimental | T1 (Hydrogen Atom in Ground State) T2 (Transparent Plate) T3 (Energy Source) E1 (Black Box) |
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| Â | Problem & Solution | ||
| 1972 | Theory & Experimental | T1 (Mechanics – 3 Cylinders) T2 (Molecular Physics – 2 Cylinder) T3 (Electricity – Capacitor) E1 (optics – Thin-Lens Plane-Convex) E2 (Mechanics – 2 Cylindrical Bodies) |
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| Â | Problem & Solution | ||
| 1971 | Theory & Experimental | T1 (Triangular Prism) T2 (Glass Tube Contain Hydrogen) T3 (EMF) E1 (Spherical aquarium) |
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| Â | Â | Problem | Solution |
| 1970 | Theory & Experimental | T1 (Bar Move Frictionless) T2 (Natrium Chloride Crystal) T3 (Thin-walled Metal Sphere) E1 (Spherical Mirror In Telescope) |
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| Â | Problem & Solution | ||
| 1969 | Theory & Experimental | T1 (Mechanical system of Cart) T2 (Copper Calorimeter) T3 (Charged Ball) E1 (Electromagnetic Radiation) |
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| Â | Problem & Solution | ||
| 1968 | Theory & Experimental | T1 (Inclined Plane) T2 (Toluene in Glass) T3 (Light Rays) E1 (Black Boxes) |
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| Â | Problem & Solution | ||
| 1967 | Theory & Experimental | T1 (Ball) T2 (Resistors) T3 (Balls) E1 (Closed Vessel) E2 (Specific Heat of Petroleum) |
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| Â | Problem & Solution | ||
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