A theodolite was set up at station PO and horizontal and vertical angles wereobserved as given in the following table:HorizontalVerticalStationFacecircle reading circle readingL26°36'22"40°17'18"L113°25'50"+ 26°14'32"Calculate the true value of angle POQ when the line of collimation is inclined to the trunionaxis by (90° – c) and the trunion axis is not perpendicular to the vertical axis by (90° – i) wherec = 22" and i = 16" down at right.

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of angle POQ when the line of collimation is inclined to the tru union axis is not perpendicular to the vertical axis by (90° - i) v at right.

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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Question

A theodolite was set up at station PO and horizontal and vertical angles were
observed as given in the following table:
Horizontal
Vertical
Station
Face
circle reading circle reading
L
26°36'22"
40°17'18"
L
113°25'50"
+ 26°14'32"
Calculate the true value of angle POQ when the line of collimation is inclined to the trunion
axis by (90° – c) and the trunion axis is not perpendicular to the vertical axis by (90° – i) where
c = 22" and i = 16" down at right.

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