Civil Engineering - Docks and Harbours - Discussion

Discussion Forum : Docks and Harbours - Section 1 (Q.No. 41)
41.
If h and h1 are the heights of a light house and the observer in a ship in metres above M S L then the horizontal distance from the ship to the light house in kilometres is
3.86 (h + h1)
3.86 (h - h1)
3.86 (h x h1)
3.86 π (h + h1)
Answer: Option
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