berkeman's latest activity
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berkeman replied to the thread Why Is Fan Suction/Intake So Weak Compared to Exhaust?.Interesting YouTube video tracing out the airflow around a fan: -
Forget my previous post. I have fixed a few bugs and got the uA709 / LM709 working as a 5kHz voltage follower. Attached are the .asc and...
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berkeman reacted to Ray033's post in the thread High School Does acceleration affect impact energy vs constant velocity? with
Like.
This explanation was very helpful. It gave me a completely different way to look at the problem and made it a bit easier to understand... -
berkeman reacted to Ranger Mike's post in the thread Automotive Race car suspension Class with
Informative.
Good video on tire side wall flex, contact patch etc -
berkeman reacted to Ranger Mike's post in the thread Automotive Race car suspension Class with Like.
850,000 views...WOW, Thank you rm
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berkeman reacted to Astronuc's post in the thread Undergrad Very high energy photons in space with Informative.
Simply using AI, which one writes "it said [Redacted by the Mentors -- AI is not a valid reference at PF]" isn't valid since there is no...
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berkeman replied to the thread Undergrad Very high energy photons in space.Due to a long history of problems with the OP, they are now gone from PF, so this thread will remain locked. Thanks for the great reply...
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berkeman replied to the thread Undergrad Very high energy photons in space.Thread is closed for Moderation.
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berkeman reacted to Astronuc's post in the thread High School High energy bremsstrahlung production in non vacuum environments with Informative.
Acceleration of charged particles takes place in a vacuum so that the bulk of the particles are accelerated to more or less the same...
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Not if you're going to do it this way. You keep refusing to do what several people now have told you to do: use the Lorentz...
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berkeman reacted to DaveC426913's post in the thread High School Where does the figure for a proton's rest mass come from? with Like.
It is a notation. Specifically, scientific notation - a way of conveniently representing large and small numbers. 2x103 is the same as...
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berkeman replied to the thread Plumbing Clogged drain opening home remedy.What does the bleach part do? Just curious. Also, did you do this after trying to snake the drain and that did not work for some reason?
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berkeman reacted to difalcojr's post in the thread Why Are You Still Here? A Curious Question with Like.
Every reply above to the OP question is excellent, I think, this last one especially for me. I have only been reading posts on this...
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berkeman reacted to gleem's post in the thread Why Are You Still Here? A Curious Question with Like.
I remain here because it is one of the few places where I can engage with others whose knowledge, opinions, and insights I respect.
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