Uploaded November 2014 | Updated September 2026, 2 weeks ago
A Crookes radiometer is driven by a thermal gas effect, and not "light pressure" as often thought. I demonstrate the radiometer in a vacuum chamber and explain its optimal running pressure.
en.wikipedia.org/wiki/Crookes_radiometer
A Crookes radiometer is driven by a thermal gas effect, and not "light pressure" as often thought. I demonstrate the radiometer in a vacuum chamber and explain its optimal running pressure.
en.wikipedia.org/wiki/Crookes_radiometer










