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PENDULUM CLOCK -stroboscopic<br />
Regulator Wall Clock(closeup)<br />
The images of the pendulum appear farther apart at the bottom because the bob moves faster at the bottom of the swing and slows down at the top of the swing. Strobed at equal time intervals (20flashes/sec).

Fphoto-26459003-6BMs.jpg

PENDULUM CLOCK -stroboscopic
Regulator Wall Clock(closeup)
The images of the pendulum appear farther apart at the bottom because the bob moves faster at the bottom of the swing and slows down at the top of the swing. Strobed at equal time intervals (20flashes/sec).

Copyright:© 1990 Robert Mathena - Fundamental Photographs

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Robert Mathena