Engineering/Civil Engineering MCQS-Surveying Section 8 MCQs :- multiple choice questions and answers. e.g Engineering MCQS,Engineering Mock Tests , Engineering Practice Papers ,Engineering Sample Test,Engineering Sample questions

Question 1: A transit is oriented by setting its vernier A to read the back azimuth of the preceding line. A back sight on the preceding transit station taken and transit is rotated about its vertical axis. The vernier A reads

The directions of plumb lines suspended at different points in a survey are not strictly parallel

In surveys of small extent, the effect of curvature may be ignored and the level surface of the earth is assumed as horizontal

In surveys of large extent, the effect of curvature of the earth must be considered

All the above.