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With the mass starting at rest, move your hand very rapidly side to side to drive the pendulum above the natural frequency. . With the mass starting at rest, move your hand very slowly side to side to drive the pendulum below the natural frequency. The mass follows the motion of your hand, showing that the mass and the driving force stay 0 degrees apart, exactly in phase for driving frequencies far below the natural frequency of the oscillator. With the mass starting at rest, move your hand very rapidly side to side to drive the pendulum above the natural frequency. |
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If there is slippage, the hand will not work properly. . Give Yourself a Hand Most robotic projects require a fair number of supplies. Place the three finger pieces back together and put a piece of tape over the two finger joints. Turn the finger over (so the inside is face down) and place the elastic across middle of the first joint. |
. General Information General Rules Accomodations Event Schedule Archives 2001 Trick Lists National Sport National A National AA Spintop 2001 Results National Sport National A National AA Spintop Freestyle Judging National Grand Masters Dale Myrberg Dale Oliver Dennis McBride Bill deBoisblanc National Masters Jennifer Baybrook Steve Brown Dave Schulte A Good Sport Always Wins. The first throw of each hand must be an inside loop and the yo-yos must start crossing on the first throw and stay crossed on all repetitions. The second throw with each hand must be an outside loop. Inside-outside combo counts as one repetition, count starts on the second outside loop.
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. Two Chiefs Family String Figures The "Two Chiefs" Family of Figures On this page. Bring right hand to left, insert right thumb and little finger into left hand loop from above, and pick up left near thumb string from below on the far side. Return to position; the string is in Position 1 on both hands, but the strings cross in the center between the hands. Pick up opposite palmar strings with index fingers as in Opening A. |
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