L3-22.HTML
L3-22: PENDULUM AND SPHERICAL MIRROR

PURPOSE: Optical illusion using concave mirror.

DESCRIPTION: A pendulum hangs at the center of curvature of a hemispherical mirror. When the pendulum is pushed so that it moves in circles around the center of curvature, the image also moves in circles around the center of curvature, but on the opposite side of the center of curvature.

SUGGESTIONS:

REFERENCES: (PIRA 6A20.37)

EQUIPMENT: Pendulum and hemispherical mirror setup as photographed.

SETUP TIME: None.


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