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Physics of twisted rope

Hold a rope and twist one end of it. At some point the rope will from a helix or a loop.

Investigate and explain the phenomenon.

(This problem is taken from International Young Physicists Tournament)

Can someone explain this problem to me, please? Thank you.

Note by Peter Bishop
2 years, 4 months ago

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When we twist a rope, we force its constituent particles to come closer to each other. At a certain moment, the atoms are so close that the force we apply on them converts into the force applied by them on the rope...As a result of which, the rope tends to bend and form a helix or a loop... Abhineet Nayyar · 2 years, 4 months ago

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