JRO Physics » Posts in 'Puzzles' category
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Tricky problem of the week!

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Posted in Puzzles by jrowing
October 20, 2008

A fountain consists of a small hemispherical rose (sprayer) which lies on the surface of the water in a basin. The rose has many evenly distributed small holes in it through which water spurts at the same speed in all directions.

What is the shape of the water “bell” formed by the jets?

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This weeks brainteaser:

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Posted in A level, Fun Science, Puzzles by JRowing
September 21, 2008

An iceberg is in the form of an upright regular pyrimid, of which 10m shows above the surface. Find the period of the small oscillations of the berg. (density of water 900 kg m^-3)