On 13/2/2018 00:07, Sam E wrote:
On 02/11/2018 10:49 AM, Mr. Man-wai Chang wrote:

Well, don't you want a 100% simulated pendulum clock!?

A pendulum was once the best thing we had for making an accurate clock.
Now it's an art object.

Still a good physics experiment, sometimes in examinations!


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