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           2 segment  kinetic chain


Deadly_Scope expressed some doubt about 2 connected segments being able to act as a kinetic chain, there being only 2 segments.

To definitely make this clear, I have made up a similar presentation as I did for the 8 segment kinetic chain. Simply comparing Figs 4, 5 and 6 with Figs 1, 2 and 3 it is obvious that either 2 or 8 segments, their behaviour is indeed very similar.

The segments are taken again equal in length, i.e.: 1m. Segment 1 is again taken to be 1.28 kg whereas segment 2 is 0.2 kg. The two segments are released from their initial position, shown in Fig 4, again with only gravity acting on them.

Note again in Fig 6 the sequential action of segment 1 obtaining its maximum velocity before segment 2 and then subsequently giving up, between the dashed lines, a substantial amount of its kinetic energy to segment 2.  A typical behavior for a kinetic chain.

mandrin

[Graphics:HTMLFiles/eight_segment_approx_continuous_flexing_beam_4_1.gif]

[Graphics:HTMLFiles/eight_segment_approx_continuous_flexing_beam_4_2.gif]

mandrin