1
GATE CE 2025 Set 1
MCQ (Single Correct Answer)
+1
-0.33
If the horizontal distance between a staff point and the point of observation is $d$, the error due to the curvature of earth is proportional to
A
$d$
B
$\frac{1}{d}$
C
$d^2$
D
$\frac{1}{d^2}$
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