Physics Surprises

Under construction: notes from a class with Tadashi Tokieda

1. Turbulence

Consider size and energy density of vortices. A vortex of a given size, and energy density and rotation period then breaks into smaller vortices. Energy density cascades down at a rate that is constant in equilibrium across all sizes.

Turbulence diagram

See also, Buckingham Pi Theorem


2. Shape of the canal surface in presence of a bump

Canal surface diagram

3. Bernoulli Suction overcomes the force + weight of paper

Bernoulli suction diagram
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