3. In the figure below, a vertical angle of -14°30' is read to a target 1.75 m above point M. The measured inclined distance (S) is 644.15 m and the elevation of point K is 320.70 m above mean sea level. If the height of instrument at K is 1.27 m, the elevation of M, considering effects of the earth's curvature and atmospheric refraction, is? HORIZONTAL LINE HI = 1.27 m S= 644.15 m M RR = 1.75 m DATUM (MEAN SEA LEVEL) Elev K = 320.70 m DE -14°30

3. In the figure below, a vertical angle of -14°30' is read to a target 1.75 m above point M. The measured inclined distance (S) is 644.15 m and the elevation of point K is 320.70 m above mean sea level. If the height of instrument at K is 1.27 m, the elevation of M, considering effects of the earth's curvature and atmospheric refraction, is? HORIZONTAL LINE HI = 1.27 m S= 644.15 m M RR = 1.75 m DATUM (MEAN SEA LEVEL) Elev K = 320.70 m DE -14°30

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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