Light tube rotation : Différence entre versions
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Version actuelle datée du 28 août 2015 à 14:50
Back to 1D - Motion in two dimensions
PIRA index: 1D40.00
Description
A tube with two LEDs is thrown and spun in the air. The red LED is at the tube's center of mass while the yellow LED is at the end. When thrown and spun, the red LED's trajectory is a parabola.
Equipment
- Light tube
Instructions
Throw the light tube in the air such that it rotates rapidly, end over end. The red LED at the center of mass of the tube will appear to fly in a parabolic pattern.
Keywords
light tube, center of mass, rotation
Images & Movies
Figure1
