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erobz's latest activity
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
Someone please take my HH badge away.
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
Brutal... o:) I'm getting all kinds of messed up. Good thing this kid is smarter than me!
Apr 30, 2024
E
erobz
reacted to
jbriggs444's post
in the thread
Water flowing out of a rotating vessel
with
Like
.
The problem says "the liquid does not overflow".
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
But it says the liquid is filled up in the bucket to a height ##h## above the flat bottom. Then it spins at some ##\omega## and some...
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
Why does the orifice suddenly opened effect the volume of the liquid in the container after the bucket rotating at constant angular...
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
##r ## being?
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
Ok, they put the origin at the vertex. They need to figure out the offset, I think I see now. Sorry.
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
## x = 0, y = 0 ##? that is clearly not what is presented in the diagram. It ask how much fluid can drain out after a hole is drilled.
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
The equation doesn't fit the problem. At steady state no portion of the bottom is dry... Its going to need to be something like ##y =...
Apr 30, 2024
E
erobz
replied to the thread
Water flowing out of a rotating vessel
.
I don't think your function fits the picture? The volume doesn't start out as a paraboloid, its initially a cylinder, the thing starts...
Apr 30, 2024
E
erobz
reacted to
sbrothy's post
in the thread
How to become brilliant?
with
Like
.
I suspect we're born with what we've got. On the other hands there are lots of different kinds of brilliance - social, analytic, music...
Apr 28, 2024
E
erobz
replied to the thread
I
Landscape Fabric Roll
.
I didn't see it. It's obvious now though, thanks!
Apr 28, 2024
E
erobz
reacted to
Steve4Physics's post
in the thread
I
Landscape Fabric Roll
with
Like
.
Might be obvious, but just in case... ##r_i## is internal radius and ##r_e## is external radius. Area of an end-face of the roll is...
Apr 28, 2024
E
erobz
reacted to
Baluncore's post
in the thread
How to become brilliant?
with
Like
.
Demonstrate wisdom by being yourself, and stop competing with others.
Apr 27, 2024
E
erobz
replied to the thread
How to become brilliant?
.
My uncle has a PhD in Aerospace Engineering( semi retired now)...As far as I know he's complained about it ever since. Piled higher and...
Apr 27, 2024
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