A5_3 Spinning around!

Kieran Crutcher, Leandro Carvalho, Sean Hughes, Sunil Taper


Regan MacNeil survived turning her head a full rotation in 9 seconds in the film ‘The Exorcist’.We investigated the forces Regan applies to her neck during the rotation by modelling her motion as Newtons second law of rotation and discovered that by the rotational forces alone, her neck would remain intact.

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