Lnewqban's latest activity
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Lnewqban reacted to Choppy's post in the thread Engineering Second degree for engineers for more job opportunities? with
Like.
That's a challenging situation, and I don't think you're alone. When you put all of that time and energy into a university degree... -
Lnewqban replied to the thread High School Buoyancy and gravity.Buoyancy is about the weight of the displaced liquid respect to the weight of the boat. At half gravity intensity, both weights would be...
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Lnewqban reacted to BillTre's post in the thread Humans evolved faster after farming, wheels and metal working arose with Like.
Rates of recent human evolution have been the subject of threads here several times. Here is a AAAS news article. It is based on this...
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Lnewqban replied to the thread If Heat Is Motion, Why Isn’t All Motion Heat?.How would you define organized and disorganized types of motion? To me, your answer is correct. Thermal energy is all about the...
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Lnewqban reacted to .Scott's post in the thread Positive wing wash-in dynamic soaring one side with Like.
To be clear, you have made left turns more efficient when thermaling by making the plane asymmetric. When flying the Schweizer, I was...
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Lnewqban replied to the thread Why does a fan cool you in a sealed room if it adds heat?.Because the temperature of the skin is greater than the temperature of the air flowing over it. Note how people living in desert regions...
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Lnewqban reacted to Steve4Physics's post in the thread Why does a fan cool you in a sealed room if it adds heat? with Like.
Hi @sol_2001. For simplicity just consider cooling by convection. Suppose the air temperature is 25##^\circ## and your skin’s surface...
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It’s better, thanks. You can’t lift halfway, then start again to go higher; the car must be lowered before raising again, to allow the...
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Lnewqban replied to the thread VFD for powering a car lift.Is the lift now able to handle the 2.6 tons RR sport?
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Lnewqban replied to the thread Positive wing wash-in dynamic soaring one side.Could you please explain what do you mean by "left wing wash in"? How is the right wing different from the left one? If both differ...
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Lnewqban reacted to mfb's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with Like.
Hello world The Sun is behind Earth, this is a picture of the night side. South is up. The big red area is the Sahara, at the bottom...
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Lnewqban reacted to Filip Larsen's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with Like.
Arstechnica: Four astronauts are now inexorably bound for the Moon
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Lnewqban reacted to mfb's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with Like.
Toilet issues are fixed The crew is using Outlook, and it's not working
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Lnewqban reacted to mfb's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with Like.
The Artemis program in the US aims to return to the Moon, land, and work on long-term expeditions and a permanent Moon base. At least...
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L-42 hours. Orion should be powered up at this point, the rocket stages will follow shortly. Still on track for an April 1 launch, but...