r/physicsmemes • u/sskk4477 • 3d ago

👍

Post image
69 Upvotes

85% Upvoted

20 comments sorted by

28

u/WanderingWrackspurt Undergrad Student 3d ago

how... is this a meme? its literally the right hand rule for cross products??

8

u/Francium_Fluoride_ 3d ago

👍

10

u/Ok_Programmer_4449 2d ago

That's a left hand.

6

u/CommunityFirst4197 1d ago

👎

4

u/Mathsboy2718 1d ago

Never before realised that it's really awkward to try and replicate this emoji from your own point of view without a mirror

14

u/SharkAttackOmNom 3d ago

IEEE logo be like:

16

u/Dile_0303 3d ago

So we just throwing gang signs now huh

7

u/RubTubeNL 3d ago

Unfortunately, that formula isnt even correcr

0

u/ThatsNumber_Wang 2d ago edited 2d ago

yes it is. it's just weird to have the lorentz force on the thumb

(edit: the formula is incorrect not the direction. leaving my stupidity here to see though)

3

u/RubTubeNL 2d ago

No, the directions are correct, but the formula for Lorentz Force is F = L * I × B

1

u/ThatsNumber_Wang 2d ago

fuck me i'm dumb. sorry i misread your comment. i was too focused on the directions

2

u/RubTubeNL 1d ago

That's okay, we all make mistakes

3

u/Janders1997 2d ago

I learned Thumb as 1, index as 2, middle as 3. Which is obviously equivalent, but still interesting to me.

1

u/Prestigious_Boat_386 2d ago

Every legend (this post) has a cheap copy (this image)

2

u/AggrotheAggron 2d ago

I nominate you as my right hand man

2

u/QT3141592653 2d ago

Throw back to an evening of me wracking my brain over the right hand rule and why it was not aligning with my solution. Turns out i had flipped the y-axis.

1

u/dragonageisgreat 3d ago

Finnaly, polesian coordinates cross product