New answers tagged bernoulli-equation
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How to determine air velocity in open ended tube?
This is a pretty difficult problem to predict, and depends on the precise nature of how you open the tube. If it is a truly "sudden" opening, which you would most likely need a bursting ...
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Reynolds Transport Theorem in a Non-deforming Control Volume Moving At a constant velocity
Conservation of kinetic energy is the missing equation.
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Hydrostatic equilibrium and fluid velocity
Equilibrium only means that net external force $\sum \vec{F}_{ext} = 0$ on the system. This means that the velocity $\vec{v}$ does not change with time, because there is no acceleration. This does not ...
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While crossing a river should we cross it at wider regions or narrower region?
In general, it is safer to cross a river in wider, shallower regions of a river (see guides from, for example, US Fish and Wildlife, Bushwalking Victoria or New Zealand's Wilderness Magazine), though ...
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While crossing a river should we cross it at wider regions or narrower region?
Presumably you mean crossing a river by foot. I have done this many times so here is an answer from the practical point of view: I always chose the widest shallowest region I could find. You want the ...
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