berkeman's latest activity
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berkeman reacted to A.T.'s post in the thread High School Uniform thermal expansion of metals with
Agree.
Uniform expansion means that all distances increase. So if you assume that, the answer is a. -
berkeman replied to the thread Hello from CHANG! New member here.Welcome to PF, CHANG; it's good to have you here. :smile:
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berkeman replied to the thread Any "chess.com" users here who can answer a simple question?.Does this 10-move opening have a name? We could just search on it to find a video...
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berkeman replied to the thread Any "chess.com" users here who can answer a simple question?.I get to the website when clicking on that link, but don't see a way to watch the type of opening you mention. It just asks me if I...
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berkeman replied to the thread Cornering on a Smooth Surface.Welcome to PF. Can you say in words what each one of those equations represent? What would you want to set equal to balance the forces...
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berkeman replied to the thread Any "chess.com" users here who can answer a simple question?.Why not just post it here?
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Military Vehicle Flipped on I-90 Near Spokane Wednesday, and Nobody Is Claiming It...
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berkeman replied to the thread Nozzle Design Questions.Interesting point. I did not know that.
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berkeman replied to the thread Properly producing TDR on PNA network analyzer N5224B.It improves the spatial resolution of the reflected features. The spatial resolution is on the order of the rise time. If you want to...
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berkeman replied to the thread High School Deflection of Light by the Sun.Fixed that for you. :wink:
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berkeman reacted to PeterDonis's post in the thread Graduate How valid is the Block Universe theory? with
Like.
This Insights article might be relevant... -
Comments. Drilling those diagonal nozzle holes will be difficult and expensive. The differences in machining and metallurgy, between a...
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berkeman replied to the thread Properly producing TDR on PNA network analyzer N5224B.If you are measuring S11, why are connecting another coax cable to the 2nd VNA port? For S11 you should only need one connection to the...
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berkeman reacted to renormalize's post in the thread High School Deflection of Light by the Sun with Like.
Can you better describe the points you're asking about by making reference to the diagram below? (from Shadow of the Moon and general...
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For high-energy photons, the biological effect of a large exposure is greater than that of the same exposure spread over a longer time...
