Focal Chord of Ellipse
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Q.
A water jet coming out of the small opening O of a fountain reaches its maximum height of 4 metres at a distance of 0.5 metre from the vertical. Find the height of the jet above the horizontal OX at a distance of 0.75 metre from the point O.
Q. If PSQ is a focal chord of the ellipse 16x2+25y2=400 such that SP = 8 then the length of SQ =
- 2
- 113
- 16
- 25