The Physics of GriGri | When does No-Hands Belay Fail?

Physics and Experiments demonstrating GriGri slipping in No-Hands Belay.
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00:00 Introduction
01:54 Physics
07:11 Experiments
14:31 Comparing Tests with Real World
16:03 New vs Old GriGri

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A huge thank you to those who helped me to understand this topic:
Prof. Pietro Meschini
Prof. Rainer Schad
Richard Delaney - https://www.ropelab.com.au/files/phys...
All Instagram people answering my random physics questions.

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Deep Thanks!
Ben