Neglecting the effect of tide and waves and considering the effect of curvature and refraction, determine how far out to sea a yacht will be, when a light on its mass 55m above the water disappears from the sight of a lifeguard on shore whose eye level is 1.685m above the water.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Neglecting the effect of tide and waves and considering the effect of curvature and refraction, determine how far out to sea a yacht will be, when a light on its mass 55m above the water disappears from the sight of a lifeguard on shore whose eye level is 1.685m above the water.

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