Surveying

Q: Geodetic surveying is undertaken

(a) :  for production of accurate maps of wide areas
(b) :  for developing the science of geodesy
(c) :  making use of most accurate instruments and methods of observation
(d) :  all the above.
(e) :  None of these
Answer:  all the above.
Explanation:  

Q: A theodolite is said to be in perfect adjustment if

(a) :  rotation axis is vertical to the transit axis
(b) :  transit axis is perpendicular to line of collimation
(c) :  line of collimation sweeps out a vertical plane while the telescope is elevated or depressed
(d) :  all the above.
(e) :  None of these
Answer:  all the above.
Explanation:  

Q: Magnetic bearing of a survey line at any place

(a) :  remains constant
(b) :  changes systematically
(c) :  varies differently in different months of the year
(d) :  is always greater than true bearing.
(e) :  None of these
Answer:  varies differently in different months of the year
Explanation:  

Q: Systematic errors are those errors

(a) :  which cannot be recognised
(b) :  whose character is understood
(c) :  whose effects are cumulative and can be eliminated
(d) :  all of these.
(e) :  None of these
Answer:  whose effects are cumulative and can be eliminated
Explanation:  

Register now to view all Question's

Sign in OR Sign Up


Back to top