Demos by PIRA

1C10 Velocity


  1C10.21Electric winch tows car at constant speed.
  1C10.27Airtrack: Glider passes "start" and "stop" gates on digital timer.

1C20 Uniform Acceleration


  1C20.10"Coin and Feather" fall in an evacuated rotatable tube.
  1C20.30Inclined airtrack with gliders and timing gates.
  1C20.31Acceleration of a steel ball down an inclined plane with metronome.

1C30 Measuring G


  1C30.10Timed free fall: Ball drops 2 meters through electronic timing gate.