Let $P, Q$ be the foci of an ellipse and let $R$ be one end of its minor axis. If $\triangle P Q R$ is an…

Let $P, Q$ be the foci of an ellipse and let $R$ be one end of its minor axis. If $\triangle P Q R$ is an equilateral triangle, then the eccentricity of the ellipse is equal to
  1. $\frac{1}{2}$
  2. $\frac{1}{4}$
  3. $\frac{1}{8}$
  4. $\frac{1}{6}$

Solution

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Asked in: AP EAMCET 2020 (07 Oct Special)

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