Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
If transverse and conjugate axes of a hyperbola are equal, then its eccentricity is
MathematicsHyperbolaJEE Main
Options:
  • A $\sqrt{3}$
  • B $\sqrt{2}$
  • C $1 / \sqrt{2}$
  • D $2$
Solution:
2287 Upvotes Verified Answer
The correct answer is: $\sqrt{2}$
Hyperbola is $\frac{x^2}{a^2}-\frac{y^2}{b^2}=1$. Here, transverse and conjugate axis of a hyperbola is equal.
i.e., $a=b \quad \therefore x^2-y^2=a^2$; which is a rectangular hyperbola. Hence, eccentricity
$e=\sqrt{1+\frac{b^2}{a^2}}=\sqrt{2}$

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.