A 140 year-old physics problem may have just been solved...Can a sprinkler work and spin in reverse? Comment your answer below as I take a look into this breakthrough research experiment that claims to solve the mystery, once and for all...

Read the paper here:
Centrifugal Flows Drive Reverse Rotation of Feynman’s Sprinkler; Kaizhe Wang, Brennan Sprinkle, Mingxuan Zuo, and Leif Ristroph, Phys. Rev. Lett. 132, 044003 https://journals.aps.org/prl/abstract...

Merch!
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#breakthrough #physics #science #mystery

Chapters:
00:00 What Is Feynman's Reverse Sprinkler Problem?
0:48 The History Of The The Feynman Sprinkler
3:32 Why Does A Sprinkler Spin?
6:42 Suction Vs Blowing: Airflow & Velocity
8:17 The Experiment
12:37 The Results: Mystery Solved?
13:41 Explanation and Visualising The Results

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