List

WoPhO Problems and Solutions

Ran only three times, from 2011. The format was unusual: a months-long open selection round anyone could enter, then a discussion round, then a final on site, with 142 students from 15 countries at the first. The 2013 final never took place.

2013

Physics Cup

Problems10 problems
  • 1Induction MotorProblemSolution
  • 2Two-Ball BodyProblemSolution
  • 3Particles in the MagnetosphereProblemSolution
  • 4Atmospheric Evaporation by Jeans EscapeProblemSolution
  • 5Motion in the Electrostatic Field of a DipoleProblemSolution
  • 6Dodecahedron CapacitanceProblemSolution
  • 7Ring on RailsProblemSolution
  • 8Gas Bubble in WaterProblemSolution
  • 9High-effciency LEDProblemSolution
  • 10Magnetic levitationProblemSolution

2012

Indonesia

Problems13 problems
  • 1Electrostatic BalloonProblem
  • 2Loaded Hoop on a Conveyor BeltProblem
  • 3The Bohr's MoleculeProblem
  • 4Heat Capacity of Moist Porous SolidProblem
  • 5RainbowProblemSolution
  • 6TsunamiProblem
  • 7Falling Ball MagnetProblemSolution
  • 8Relativistic ImagesProblemSolution
  • 9Pouring Water into a TubeProblem
  • 10TidesProblemSolution
  • 11Magnetic MonopoleProblemSolution
  • 12Oil and GasProblemSolution
  • 13TornadoProblemSolution

2011

Indonesia

Problems15 problems
  • 1Two Objects CollisionsProblem
  • 2Spring and Mass ProblemProblem
  • 3Sliding BlockProblem
  • 4Dielectric Slab WaveguideProblem
  • 5Liquid AirProblem
  • 6Lagrange Points StabilityProblem
  • 7Helical RopeProblem
  • 8Magnetic Dipole OscillationProblem
  • 9Cylinder CollisionProblem
  • 10Charged DiscsProblem
  • 11Rolling RodProblemSolution
  • 12Maglev Trains LevitationProblemSolution
  • 13MirageProblemSolution
  • 14Problem 14not published
  • 15Problem 15not published