Soldered the battery holder wires to the motor making certain with power applied the motor shaft rotated clockwise when the motor is viewed from the motor shaft end.
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"Gorgeous kinetic art wheel. Fast delivery and excellent handcrafting. All my friends,visitors and me are completely fascinated. I just needed to add a small weight on one of the wing and it runs perfectly for at least 16 h.
Brownian ratchet: In this thought experiment, one imagines a paddle wheel connected to a ratchet. Brownian motion would cause surrounding gas molecules to strike the paddles, but the ratchet would only allow it to turn in one direction.
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The Atmos clock uses changes in the vapor pressure of ethyl chloride with temperature to wind the clock spring.
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These 4 or 5-star reviews represent the opinions of the individuals who posted them and do not reflect the views of Etsy. The ratings/reviews displayed here may not be representative of every listing on this page, or of more info every review for these listings.
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A more thorough analysis showed that when a physical ratchet was considered at this molecular scale, Brownian motion would also affect the ratchet and cause it to randomly fail resulting in no net gain. Thus, the device would not violate the laws of thermodynamics.
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