Allied & ICAR Exam Bank • ALLIED_1484 MCQ • 1 Mark

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

What is the shape of any cross-section obtained by slicing a sphere with a flat plane?

Options:

  • (A) Always a circle (or a single point if tangent)
  • (B) An ellipse
  • (C) A parabola
  • (D) A hyperbola

Answer Key:

A

Step-by-Step Solution & Explanation

Every planar cross-section of a sphere is circular, with maximum radius R when passing through the center (great circle).
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