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## Homework Statement

A fountain consists of s small hemispherical rose 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 out at the same speed in all directions. What is the equation representing the shape of the water bell formed by the jets?

## Homework Equations

## The Attempt at a Solution

The answer for this question is y <= v

^{2}/2g - g/2v

^{2}x

^{2}. I have no idea how should I start? At first I thought of setting up a coordinate system. But I don't know where I should set up the coordinate? Is it at the center of the hemisphere? Or is it at the point where water squirts out?