berkeman's latest activity
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berkeman reacted to Frabjous's post in the thread I What areas of maths and physics do I need to understand explosion physics? with
Informative.
Try explosive shocks in air by Kinney Blast waves by needham Introduction to simple shock waves in air by Prunty Gas Dynamics of... -
berkeman reacted to dlgoff's post in the thread Why Do Fathers Experience Premature Graying? with
Care.
My daughter got her degree certificate: -
berkeman replied to the thread Collection of Lame Jokes.
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berkeman reacted to CrysPhys's post in the thread Engineering Physics Major Considering Masters in EE -- Need help! with
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<<Emphasis added>> Do you have data to support that? The OP's profile lists their country as US. Assuming that's accurate, an MS... -
berkeman replied to the thread Deep interest in cosmology / singularities etc..Welcome to PF; it's great to have you here. :smile:
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berkeman reacted to RC3's post in the thread Deep interest in cosmology / singularities etc. with Like.
I am a winner of the Patents for Humanity Award of the United States Patent and Trademark Office and a holder of several U.S. patents. I...
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Consider this: Instead of just that light clock, you have second standard Light clock next to it, with the mirrors spaced apart such...
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Besides my position to the sun I have options to adjust the image once taken, brightness, contrast, white level, saturation, sharpness etc.
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sorry for the late reply! Thank you for another really thought through reply :) Honestly, everything you have said makes perfect...
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berkeman replied to the thread Random Photos.What is the difference between the lighter photos and the darker ones with more contrast? Different exposures or post-processing?
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So here is the examiners' report for this question: "It was good to see a number of students having some understanding of similar...
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No, far from being a 'tried and true technique', undermining a pupil's confidence by setting trick questions is bad practice. From the...
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berkeman replied to the thread I What areas of maths and physics do I need to understand explosion physics?.Probably, but don't make us watch the video to help you. Take screenshots of the equations or reproduce them here using LaTeX (see the...
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berkeman replied to the thread Atmospheric reentry of a paper plane.IIRC, you are like 14-ish y/o, so give it a few years before you say "Hold my beer" and jump off a building with only an umbrella as a...
