For , if the eccentricity of the hyperbola is times eccentricity of the ellipse , then the value of is :
- (A)
- (B)
- (C)✓ Correct
- (D)
Answer: (C)
Solution
Ellipse , i.e. : since , , so and the semi-major axis (length) is along . Its eccentricity satisfies
Hyperbola , i.e. :
Given , i.e. :
Hyperbola , i.e. :
Given , i.e. :
JEE Main · 2024 · 01 Feb 2024 · Shift 1 · Single correct option