Allied & ICAR Exam Bank • ALLIED_2134 NAT • 1 Mark

Section 8: General Aptitude

Analytical & Spatial Aptitude

Subtopic: Spatial Reasoning & 3D Representations

Question Statement:

A drone camera with focal length 20 mm photographs an agricultural tractor of length 5 m located at a distance of 50 m. What is the length of the tractor's image on the camera sensor in mm?

Answer Key:

2

Step-by-Step Solution & Explanation

Image length = (f / D) * H = (20 mm / 50 m) * 5 m = (20 / 50) * 5 = 2 mm.
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