berkeman's latest activity
-
You likely heard of Artemis II which is planned to be the first crewed test of the Orion capsule for a 10-day trip around the Moon (with... -
berkeman replied to the thread Some thoughts about self-education.Unusual in the best ways. :smile: I feel very fortunate that my small highschool had an advanced track in math. Without that I would...
-
berkeman replied to the thread Paul Hinds has passed.Thank you for the update Robert, and I'm very sorry for the loss to you and your family. Paul was an amazing member here, with many...
-
This is not the context in which he would post this image, but it seems appropriate anyway.
-
Good afternoon, This is not Paul, but rather his son Robert. I am very sad to write here that my dad passed away on Saturday...
-
berkeman reacted to PeterDonis's post in the thread Undergrad Merely a thought of where the universe expands into with
Like.
@Dominion I would recommend spending some time getting familiar with our best current model of the universe and what it actually says... -
berkeman reacted to Baluncore's post in the thread High School General solution for the magnetic field of a current of arbitrary shap with Like.
Each current in a conductor, will generate a magnetic field, that will, in turn, induce another current in all other nearby conductors...
-
I don't think it is the size of the ant that matters. Here in Tasmania, we have those nervous little jack jumper ants. Their venom...
-
berkeman replied to the thread Enjoyer of Math and Physics.Welcome to PF. :smile:
-
berkeman reacted to Janus's post in the thread Convert Circular motion into 8 shaped loop with Like.
Yes, done with Blender.
-
berkeman reacted to Janus's post in the thread Convert Circular motion into 8 shaped loop with
Love.
Two methods I came up with from tracing out figure 8s. The first produces a somewhat uneven one as is, but you can slightly adjust the... -
berkeman reacted to philns's post in the thread Convert Circular motion into 8 shaped loop with Like.
Thanks Berkeman I'd think though handing off an object between 2 moving gears is a rather ingenious solution but full of complexity in...
-
berkeman reacted to CrysPhys's post in the thread Studying Interested in Astronomy as a Freshman with Like.
Your reply did make a lot of sense. I'm glad you wrote a backstory with concrete details. This bodes well for you. Too often we have...
-
berkeman reacted to Borek's post in the thread Can you make pure water acidic by adding free protons to it? with
Informative.
To some extent: your guesses are as good as ours. First of all: as I already signaled there is no way to add enough protons through... -
berkeman replied to the thread Convert Circular motion into 8 shaped loop.Welcome to PF. :smile: One idea would be to use 2 co-planar gears meshed so that they counter-rotate in the ratio 1:1. Have some sort...
