Surveying MCQ with Answers

Surveying MCQ with Answers

146) Plotting of inaccessible points on a plane table, is done by

Answer is:

intersection

147) A dumpy level is set up with its eye-piece vertically over a peg A. The height from the top of peg A to the centre of the eye-piece is 1.540 m and the reading on peg B is 0.705 m. The level is then setup over B. The height of the eye-piece above peg B is 1.490 m and a reading on A is 2.195 m. The difference in level between A and B is

Answer is:

0.770 m

148) Probable systematic error in precise levelling as recommended by International Geodetic Association should not exceed (where k is in kilometers.)

Answer is:

0.2 k mm.

149) Surveys which are carried out to depict mountains, rivers, water bodies, wooded areas and other cultural details, are known as

Answer is:

topographical surveys

150) An angle of deflection right, may be directly obtained by setting the instrument to read

Answer is:

zero on back station