# NCERT Class 11-Math's: Exemplar Chapter –11 Conic Sections Part 12

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**Question 56:**

If is the eccentricity of the ellipse , then

(A)

(B)

(C)

(D)

**Answer: (B)**

**Question 57:**

The eccentricity of the hyperbola whose latus rectum is and conjugate axis is equal to half of the distance between the foci is

(A)

(B)

(C)

(D) None of these

**Answer: (C)**

**Question 58:**

The distance between the foci of a hyperbola is 16 and its eccentricity is . Its equation is

(A)

(B)

(C)

(D) None of these

**Answer: (A)**

**Question 59:**

Equation of the hyperbola with eccentricity and foci at is

(A)

(B)

(C)

(D) None of these

**Answer: (A)**