156/2014
1.
The height of a telescopic metric staff :
(^) 3m B 4m ود کا (0) 35m
Instrument for drawing rays in plane table survey :
(ಗಿ) U - frame (7) trough compass (C) spiritlevel (D) alidade
The point where two readings are taken in leveling :
(ಗ) Back sight (B) Fore sight
(C) Change point (D) [Intermediate sight
The Scale used in theodolite ;
(ക) Plain scale (8) Diagonal scale
Comparative....
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