berkeman's latest activity
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berkeman replied to the thread Fundamental Physics.This "Introduction" thread is closed temporarily for Moderation. -
berkeman reacted to Dale's post in the thread Undergrad Net magnetic force in discontinuous circuits? with
Like.
You are neglecting the E field and the ##\rho## and ##\dot \rho## terms of Jefimenko's equations. Including those two terms was the... -
berkeman replied to the thread Graduate Geometry of Bluetooth Field.If you are out in your garden with no metal structures nearby, multipath interference does not seem like a likely issue, IMO. Multipath...
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Very interesting, nice to find some confirmation and understanding of my experience. Thanks
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berkeman replied to the thread ChatGPT Examples, Good and Bad.Thread closed temporarily for Moderation.
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berkeman replied to the thread Bali: No Word For A Branch.Is there a word for Palm Frond? It seems like they are distinctive enough to warrant their own word, and there are lots of palm trees...
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berkeman reacted to garyTheSnail's post in the thread Mechanical advantage, or just a redirection of force? with Like.
Thank you again.
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berkeman reacted to renormalize's post in the thread Mechanical advantage, or just a redirection of force? with
Haha.
Your diagram needs a better looking wench.:wink: -
Looking south from Pier 57 in New York.
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berkeman reacted to OmCheeto's post in the thread 'How Does Your Garden Grow' thread - raised beds with
Informative.
Set a dish of cat food outside every night. Eventually, you might attract a feral cat. I've been doing this for about 30 years now and... -
berkeman reacted to BillTre's post in the thread 'How Does Your Garden Grow' thread - raised beds with Informative.
I never had problems with mice or squirrels. Maybe because of lots and cats in the neighborhood. There are a fair number of mice...
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berkeman reacted to Baluncore's post in the thread Mechanical advantage, or just a redirection of force? with Informative.
It offers both a mechanical advantage and redirects the force. The steeper the post, and the closer its foot is to the stump, the...
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berkeman reacted to Demystifier's post in the thread High School Do Dark Energy and the Casimir effect indicate Exotic Matter could exist? with Like.
Indeed. For a relatively simple explanation why and how Casimir effect originates from van der Waals forces see my...
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berkeman replied to the thread 'How Does Your Garden Grow' thread - raised beds.How do you keep critters from eating fruit/veggies in your barrels? I had to make an electric fence setup for my wife's barrels to keep...
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berkeman reacted to nsaspook's post in the thread 'How Does Your Garden Grow' thread - raised beds with Like.
This years crop.
