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Results tagged with newtonian-mechanics
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user 41010
Newtonian mechanics discusses the movement of classical bodies under the influence of forces by applying Newton’s three laws. For more general concepts, use [classical-mechanics]. For Newton’s description of gravity, use [newtonian-gravity].
3
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How would an earth-spanning ring around the equator behave?
It would crash into the earth because the Earth's gravitational field is not uniform and, even if said ring were to be perfectly positioned, ignoring the effects of wind, strikes from cosmic debris (n …
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answer
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Effect of general relativity on Newton's second law
Let's say I have some object, like a long pole, that is 30 km long with non-zero mass $m$. One end is resting on the Earth's surface and it is sticking straight up, perpendicular to the surface.
Acco …
- 1,014
12
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answers
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How can I weigh part of an object?
I have these little pieces of steel:
I can weigh the whole thing on a scale (the one with lines on it is 14.07g), but I just want to weigh part of it (e.g. the green line to the end i.e. excluding th …
- 1,014
11
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How can there be weight without movement?
You are missing one or both of the following in your understanding of weight:
Many forces can act on an object at once. The actual acceleration of an object ultimately depends on the sum of all thos …
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