The vertical circle readings shown below were taken to two stations A and B using a 01" reading total station correctly set-up and levelled above a station Y. The vertical circle of the instrument used was graduated such that readings less than 90° were obtained for angles of elevation with the total station in the face left position. Point Sighted A FL Vertical Circle Reading 91° 34' 26" FR Vertical Circle Reading 268° 25' 48" The vertical angle to station A is: A. В. +01°34'26" -01°34'19" С. D. -01°34'26" +01°34'19"

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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39.
The vertical circle readings shown below were taken to two stations A and
B using a 01" reading total station correctly set-up and levelled above a
station Y. The vertical circle of the instrument used was graduated such
that readings less than 90° were obtained for angles of elevation with the
total station in the face left position.
Point
FL Vertical
Sighted
A
Circle Reading
91° 34' 26"
FR Vertical
Circle Reading
268° 25' 48"
The vertical angle to station A is:
А.
В.
+01°34'26"
-01°34'19"
С.
-01°34'26"
+01°34'19"
None of the above.
D.
E.
Transcribed Image Text:39. The vertical circle readings shown below were taken to two stations A and B using a 01" reading total station correctly set-up and levelled above a station Y. The vertical circle of the instrument used was graduated such that readings less than 90° were obtained for angles of elevation with the total station in the face left position. Point FL Vertical Sighted A Circle Reading 91° 34' 26" FR Vertical Circle Reading 268° 25' 48" The vertical angle to station A is: А. В. +01°34'26" -01°34'19" С. -01°34'26" +01°34'19" None of the above. D. E.
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