NCERT · Class 11 · Mathematics · Conic SectionsThe eccentricity of a parabola is always:
Step-by-Step Solution
By definition, a conic section is called a parabola if its eccentricity $e$ is equal to $1$. For a circle $e=0$, for an ellipse $0 < e < 1$, for a parabola $e = 1$, and for a hyperbola $e > 1$.
Detailed Options Breakdown
Option : Zero
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Conic Sections.
Option 1: Less than 1
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Conic Sections.
Option 2: Equal to 1 (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Greater than 1
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Conic Sections.
💡 Study Guide: This question tests core syllabus concepts from Conic Sections. For formulas, key summaries, and mock exam reference guides, read the full Conic Sections Revision Notes.