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DaveE's latest activity
DaveE
reacted to
Ibix's post
in the thread
I
Planck's Constant times the speed of light
with
Like
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There's an ongoing thread explaining why you cannot change just the speed of light, and if you mess around with dimensionful constants...
May 16, 2024
DaveE
replied to the thread
Most dangerous chemicals?
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Humm... I'm seeing a trend here. Uranium, Fentanyl, Gold... all used productively by humans, all dangerous when misused by humans.
May 16, 2024
DaveE
replied to the thread
I
Numerically how to approximate exponential decay in a discrete signal
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This would be about statistics and curve fitting, I think. You'll have some basic assumptions as constraints for your model, things like...
May 16, 2024
DaveE
replied to the thread
Baltimore's Francis Scott Key Bridge Collapses after Ship Strike
.
Not for me. Try again?
May 15, 2024
DaveE
replied to the thread
Baltimore's Francis Scott Key Bridge Collapses after Ship Strike
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NTSB preliminary report is out. Lots of information in this video, but no ultimate answer to why. Apparently an issue with electrical...
May 15, 2024
DaveE
replied to the thread
B
Initiation and the math behind Arc Discharges
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I don't know how to calculate it, but I can pretty much guarantee it's on the web. Maybe some research and reading would help you? Yes...
May 15, 2024
DaveE
replied to the thread
Today I Learned
.
Which leads to my pet peeve #2: People that don't understand how to use the center turning lane, or why it's there if someone else...
May 14, 2024
DaveE
replied to the thread
Most dangerous chemicals?
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Kind of a dumb video, IMO. Like a beauty pageant or Hollywood awards. Dangerous is a nebulous term. Anyway, I'll throw out a vote for...
May 14, 2024
DaveE
replied to the thread
I
Interference of two ultra short laser pulses
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It's nearly impossible to say anything in general, I think. As you said, the pulses are wideband. Interference is only simple for...
May 14, 2024
DaveE
replied to the thread
Today I Learned
.
Yes, LOL. They already know.
May 14, 2024
DaveE
reacted to
DaveC426913's post
in the thread
Today I Learned
with
Like
.
Yes. I get very suspicious blasting along in a full lane next to a stopped lane. Not just vehicles turning into traffic, but often...
May 14, 2024
DaveE
replied to the thread
Today I Learned
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Or, he could turn right and go around to a better intersection to turn left from. Next time he can choose a better route. Then, he could...
May 14, 2024
DaveE
replied to the thread
B
Initiation and the math behind Arc Discharges
.
Basically it's the difference between making ions when they don't exist yet (high impedance, high voltage) and conducting current...
May 14, 2024
DaveE
replied to the thread
Today I Learned
.
One of my related pet-peeves, learned on sailboats as a kid: If you have the right of way, you have an obligation to use it. You may...
May 14, 2024
DaveE
reacted to
mpresic3's post
in the thread
Is "College Algebra" really just high school "Algebra II"?
with
Like
.
This probably depends on the university. My university did not offer "college algebra". At the same time, it did offer a course in...
May 13, 2024
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