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location Baltimore, MD
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visits member for 4 years, 7 months
seen 31 mins ago

I'm a physics graduate student.


Mar
19
revised Do electromagnetic waves occupy varying amounts of space, or do they simply vary in magnitude?
added 1 character in body
Mar
19
answered Do electromagnetic waves occupy varying amounts of space, or do they simply vary in magnitude?
Mar
18
revised If the gravity at the center of the Earth is zero, why are heavy elements like iron there?
added 2 characters in body
Mar
17
answered How did Feynman derive the physics of medallion vs. plate wobble rate?
Mar
7
revised Is it possible for the Normal Force to do work?
edited body
Mar
7
answered Is it possible for the Normal Force to do work?
Mar
6
awarded  Famous Question
Mar
4
awarded  Notable Question
Feb
22
comment Why do flat sheets of paper twist more than paper cones as they fall?
What is the name of the theorem you mentioned? A cursory search hasn't turned it up.
Feb
22
revised Why do flat sheets of paper twist more than paper cones as they fall?
deleted 38 characters in body; edited title
Feb
22
comment Why do flat sheets of paper twist more than paper cones as they fall?
Evidently "flutter" was a distracting word. I'm referencing only the "twisting" of the paper, I guess. The thing that a flat playing card does.
Feb
22
asked Why do flat sheets of paper twist more than paper cones as they fall?
Feb
19
awarded  Nice Answer
Feb
18
awarded  Good Question
Feb
17
comment Height dependancy when adding volume from below to a fluid column
If you make the screw thinner $F_a$ and $F_b$ are reduced by the same factor, so the relation between them holds.
Feb
17
comment Height dependancy when adding volume from below to a fluid column
I'm not sure what "other take" you want. It's a simple problem and this is the answer.
Feb
17
answered Height dependancy when adding volume from below to a fluid column
Feb
17
answered If the gravity at the center of the Earth is zero, why are heavy elements like iron there?
Feb
3
awarded  Enlightened
Feb
3
awarded  Nice Answer