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Surveying - Interview Questions and Answers

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91. The size of a plane table is
A. 750 mm x 900 mm
B. 600 mm x 750 mm
C. 450 mm x 600 mm
D. 300 mm x 450 mm
Explanation:
92. Cross staff is an instrument used for
A. measuring approximate horizontal angles
B. setting out right angles
C. measuring bearings of the lines
D. none of the above
Explanation:
93. Detailed plotting is generally done by
A. radiation
B. traversing
C. resection
D. all of the above
Explanation:
94. After fixing the plane table to the tripod, the main operations which are needed at each plane table station are i) levelling ii) orientation iii) centering The correct sequence of these operations is
A. (i), (ii),.(iii)
B. (i), (iii), (ii)
C. (iii), (i), (ii)
D. (ii), (Hi), (i)
Explanation:
95. For a tacheometer the additive and multi-plying constants are respectively
A. 0 and 100
B. 100 and 0
C. 0 and 0
D. 100 and 100
Explanation: