Diameter of a parabola

For info about this, go here : http://tinyurl.com/36xf54j

Hats off Pritish.. :P

Diameter of a parabola for a given set of parallel chords is that line which bisects all of the those parallel chords

Nice work jsg...but it would be better if kids of GenNow put in some effort themselves, instead of being spoonfed even the basics. It won't help in the long run.