Allied & ICAR Exam Bank • ALLIED_1659 MCQ • 1 Mark

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

As the Sun rises from the horizon towards solar noon, how does the length of the shadow cast by a vertical silo change?

Options:

  • (A) The shadow decreases in length continuously
  • (B) The shadow increases in length continuously
  • (C) The shadow length remains constant
  • (D) The shadow vanishes immediately

Answer Key:

A

Step-by-Step Solution & Explanation

As elevation angle theta increases, tan(theta) increases, so shadow length L = H / tan(theta) decreases.
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