engineering mathematics MCQ #569

Eccentricity of the conic r = 5 / (1 + 2 cosθ) is:

engineering mathematics MCQ #569

  1. Question 1

    Q1. Eccentricity of the conic r = 5 / (1 + 2 cosθ) is:

    • A) 1
    • B) 2
    • C) 0.5
    • D) 0.25

    Answer: 2

    Explanation: Polar form r = ed/(1 + e cosθ) → e = 2 → hyperbola.