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Surveying and Levelling
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Levelling
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Least count in the vertical circle of theodolite:
A
20"
B
30"
C
10"
D
15"
Answer:
A. 20"
Related Questions:
The use of an optical square is:
Size of a theodolite is specified by:
During levelling if back sight is more than fore sight, then:
The effect of refraction is ---------- of that of the curvature
In levelling operation, the point of known elevation is termed as
