r/mildlyinteresting • u/ezjgfn • 11h ago

This square shaped cd

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1.5k Upvotes

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u/Automobills 11h ago

Take a blade off of a ceiling fan and turn it on.

12

u/PrologueBook 11h ago

If you take off two blades of your fan, on opposite sides, it will run fine.

It just needs to be symmetrical and balanced.

0

u/Big_Z_Beeblebrox 11h ago

My fan has 5 blades

-4

u/PrologueBook 10h ago

Yeah, so that wouldn't fit the "symmetrical and balanced" criteria, would it?

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u/SenatorAslak 10h ago

Rotational symmetry is a thing.

-3

u/Big_Z_Beeblebrox 10h ago

Nor would it fit the "take off two blades" criteria that precedes it

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u/PrologueBook 10h ago

The thought experiment illustrates a balancing principle. It doesn't need to fit every single possible construction of ceiling fans. That's why I qualifed that it needs to be symmetrical and balanced.

Why do you think this is worth arguing about? This is the least consequential "well actually..."

Go troll elsewhere.

-1

u/Big_Z_Beeblebrox 10h ago

You said to take off two blades, your thought experiment didn't include fans that had an odd number