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The eccentricity of an ellipse is defined as a ratio of two:
ADistances
BDiameters
CDivisions
DDimensions
Answer & Solution
Correct answer: A. Distances
1. One runs from the centre to a focus.
2. The other runs from the centre to a vertex.
3. It is a ratio of distances.
_Source: NCERT Class 11 Mathematics, Ch 10 'Conic Sections'_
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