Question
Geomatics Engineering Question on Horizontal and vertical curves
The combined correction for curvature of Earth and refraction in levelling for a distance of 6 km would be ______ m (rounded off to two decimal places).
Assume the radius of earth is 6370 km.
Answer
The correct answer is: 2.40 to 2.50 (approx.) OR -2.50 to -2.40 (approx.)