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dlgoff's latest activity
dlgoff
reacted to
Choppy's post
in the thread
Programs
Should I do a math or an astronomy double major for general relativity?
with
Like
.
There's advantages and disadvantages to each path, including just majoring in physics alone. One thing that can help you decide is to...
Saturday, 3:56 PM
dlgoff
reacted to
berkeman's post
in the thread
Why the need to be careful opening a switch on this RL circuit?
with
Like
.
In a real circuit, you will have parasitic capacitances that will limit the peak back-EMF voltage, but it can still be quite high. The...
Apr 29, 2024
dlgoff
reacted to
berkeman's post
in the thread
Medical
Is 5 milliamps at 240 volts dangerous?
with
Informative
.
According to the link below, 5mA is marginal. But the practical issue is how are you going to limit that shock current to 5mA? If you...
Apr 27, 2024
dlgoff
reacted to
jedishrfu's post
in the thread
Fortran
Passing variables in FORTRAN
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Like
.
My FORTRAN experience was first with Fortran-IV and later with Honeywell Fortran-Y which was IV with some added features like the...
Apr 27, 2024
dlgoff
reacted to
Baluncore's post
in the thread
Audio/Video
Cancel noise from neighbor with loud bass
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Like
.
You cannot really cancel or absorb low frequency noise. Build a heavy 90° 'V' shaped, or a curved wall, close to the noise source...
Apr 26, 2024
dlgoff
reacted to
berkeman's post
in the thread
Courses
Forced to do PLTW's HBS (Human Body Systems) sophomore year, easily disturbed by gory stuff
with
Care
.
Then why are you enrolled in it? What would you rather be enrolled in? Can you not change majors for some reason? And wait, do you...
Apr 24, 2024
dlgoff
reacted to
berkeman's post
in the thread
Construction
What tool drills this type of hole?
with
Like
.
Yep, one of the most used drill bit kits in my woodshop. :smile...
Apr 23, 2024
dlgoff
reacted to
Lnewqban's post
in the thread
Ring roller power
with
Wow
.
You are welcome. :smile: Note that the very first bending is achieved by pushing the material down and at the middle point between...
Apr 20, 2024
dlgoff
replied to the thread
Help with new calculator selection (button choices)
.
I was always happy with Texas Instruments calculators. Here is a google search for them (using Chrome browser)...
Apr 19, 2024
dlgoff
reacted to
Flyboy's post
in the thread
Large eruption at Ruang volcano, Indonesia
with
Wow
.
Well, that sounds spectacular and terrifying.
Apr 17, 2024
dlgoff
reacted to
berkeman's post
in the thread
B
How does gravitational field exert gravitational force on a body?
with
Like
.
He didn't spam your inbox. More likely you got a notification that he replied in your thread. Please be careful using the term...
Apr 16, 2024
dlgoff
reacted to
pines-demon's post
in the thread
B
How does gravitational field exert gravitational force on a body?
with
Like
.
I am not sure about that, we can define the Newtonian gravitational field ##\mathbf F =m \mathbf g(r)##, where ##\mathbf F## is the...
Apr 16, 2024
dlgoff
reacted to
PeterDonis's post
in the thread
I
Inflationary vs deflationary phase of Big Bang
with
Like
.
This is a forum about physics, not metaphysics.
Apr 13, 2024
dlgoff
reacted to
Charles Link's post
in the thread
Photos of 4/8/24 solar eclipse
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Like
.
Apr 10, 2024
dlgoff
replied to the thread
Photos of 4/8/24 solar eclipse
.
I took some photos with my little Cannon "point and shoot", but it was just too bright, so I deleted them. But at least I got to see...
Apr 10, 2024
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