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he HI of the instrument placed on top of a 50 m high hill is 1.2 m . The top of the water tank located 500 m away was sighted and has an angle of depression of 5 degrees. What is the elevation of the top of water tank?  a. Not listed on the given choices   b. 7.439 m   c. 7.473 m   d. 14.944 m

he HI of the instrument placed on top of a 50 m high hill is 1.2 m . The top of the water tank located 500 m away was sighted and has an angle of depression of 5 degrees. What is the elevation of the top of water tank?  a. Not listed on the given choices   b. 7.439 m   c. 7.473 m   d. 14.944 m

Structural Analysis
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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The HI of the instrument placed on top of a 50 m high hill is 1.2 m . The top of the water tank located 500 m away was sighted and has an angle of depression of 5 degrees. What is the elevation of the top of water tank? 

a. Not listed on the given choices
 
b. 7.439 m
 
c. 7.473 m
 
d. 14.944 m
 
e. 4.31 m
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