DaveC426913's latest activity
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Text: 1) Let's solve a physics problem. There is a block hung on a string. A bullet shoots straight through the block and loses half of... -
DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.Now that I'm playing around with this cool toy, I'm finding other story points to explore: What would baseball look like? Pitcher...
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.That's very cool. I like the effect. I'm concerned about the "muzzle velocity". 20m/s is 45mph. My "research" suggests that 20mph is...
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DaveC426913 reacted to Ibix's post in the thread High School What fun could you have with a fountain design in artificial gravity? with
Love.
I've checked the above in Maxima, and I calculate the loop is about 10m high and 60-ish cm wide. That matches the aspect ratio of the... -
DaveC426913 reacted to Ibix's post in the thread High School What fun could you have with a fountain design in artificial gravity? with Love.
1250m radius cylinder 0.5g surface gravity 0 altitude (i.e., on the rim of the cylinder) 10m/s fountain velocity 94.8° angle (my 100°...
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DaveC426913 replied to the thread Collection of Lame Jokes.
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.I had thought about that. Different places in the colony would produce different results. Interesting locations might include: equator...
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.Thats how i got my two stream fountain diagrams: - set it to 55 degrees, take a screenshot, - set it to 125 degrees take a screenshot, -...
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.That doesn't make sense. An object launched antispinward will gain range , not lose it.
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DaveC426913 reacted to Ibix's post in the thread High School What fun could you have with a fountain design in artificial gravity? with Love.
In Bakerloo did Ali Khan A stately hippodrome decree Where Alf the bread deliv'ry man Collided with a draper's van While doing sixty three.
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.Sorry, the calculator doesn't bare that out. I must have some parameters wrong.
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.No. It's Kubla Khan by Coleridge, describing Xanadu.
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DaveC426913 reacted to sbrothy's post in the thread High School What fun could you have with a fountain design in artificial gravity? with
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Exotic, certainly! I'd imagine it would be akin to sea-sickness living with these forces on a space station or similar. I'm not sure a... -
DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.Actually, I suppose this might be more visually impactful. Curve and tilt the tower by about 15 degrees, so the entire fountain is askew:
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DaveC426913 replied to the thread High School What fun could you have with a fountain design in artificial gravity?.I have upped the gravity to 0.5g (0.3rpm), and I reduced the station diameter to 2.5km. So the colonists build a tower 110m tall. The...
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