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Uploaded by on Oct 26, 2009

Improved model of the pendulum with a lever of Veljko Milkovic. Pendulum weight = 5 kg ; lenght of the pendulum = 1 meter ; left arm = 0,25 meters ; right arm (from fulcrum to the connection of the wheel) = 0,40 meters

There's no audio cause I've made the clip with a photocamera.

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Science & Technology

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Standard YouTube License

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Uploader Comments (babarlizia)

  • Andrea, thank you for your replica work.

    You have some unused energy in this system: you put a vertical stick (connected with the pedal) at the middle of the lever and it seems not to be so efficient. Try to move the bicycle closer to the end of right arm of the lever.

  • Hello. I've used a lever that is too much long in this video, the system use too much output energy to lift the lever. At the end of right arm we have more speed but less strenght.

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  • You are heading in the right direction Andrea. BUT ; you are still allowing the pivot point of the pendulum too much movement..

    Reduce the pivot point movement by incressing the load.

    Remanber;;; To lift 10 pounds 1 inch is the same thing as lifting one pound 10 inches. The pendulum produces the power. The power bar ratio determins how you use the power.

    Need more power ? Heavyer and longer pendulum. Need more speed ? Longer power bar.

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