berkeman's latest activity
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berkeman reacted to .Scott's post in the thread Undergrad Question about increasing laser power with
Like.
Take the Helium Neon laser as an example. A current is applied across the gas mixture at a voltage over 1000V. That discharge excites... -
berkeman reacted to BillTre's post in the thread Share Animal Pictures: For Animal Lovers with
Haha.
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berkeman replied to the thread Method of storing energy on the Moon.That's a clever idea, but you would probably need to build in some sort of redundancy and repair capability in order to deal with...
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berkeman reacted to Muu9's post in the thread Other UGC NET Mathematical Sciences and GATE DS & AI examination with
Informative.
Try asking at reddit.com/r/developersindia or /r/indian_academia or /r/GATEtard, as these communities will have more Indian users with... -
berkeman reacted to albronco1's post in the thread Graduate Is the massless survivor of an SMG gapped phase genuinely chiral? with Like.
Wow I can’t believe he really answered… I will see what I can do now with this information :)
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berkeman replied to the thread Cosmic time.Welcome to PF. :smile: Fixed that for you. :wink:
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berkeman reacted to sevensages's post in the thread What is the word for the momentum of the Earth orbiting the Sun? with Like.
Ok thank you
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berkeman reacted to Baluncore's post in the thread Engineering Voltage across inductor is somehow negative despite diodes? with
Agree.
v = L⋅ di/dt As the current rises and falls, di/dt changes sign. What does that do to the voltage across the inductor? While V2 is... -
A little coot story... (more specifically, a Eurasian coot story) When I was out shooting one day I experienced something quite...
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Thank you for the detailed response. First of all, I am based outside the US, and my intention is actually to learn MCNP on my own...
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berkeman reacted to Mark44's post in the thread Hi! Can someone explain about Differential Equations? with Haha.
And a day late? :oldbiggrin:
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berkeman replied to the thread Other UGC NET Mathematical Sciences and GATE DS & AI examination.Are there practice exams for those tests? If so, how have you been doing on them?
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berkeman replied to the thread History The History of Various Anesthetics and Remedies.....A post by a relatively new user offering medical advice has been deleted. Please everybody remember that we cannot offer medical advice...
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berkeman replied to the thread History The History of Various Anesthetics and Remedies.....Thread closed for Moderation.
