The curvature of the earth is taken into consideration if the limit of survey is

Related MCQs

• In geodetic surveying, the curvature of the earth is taken into consideration.
• Survey lines must be as few as possible is the condition to be fulfilled by survey lines or survey stations.
• In order to fix up the directions of the survey lines in the compass survey, the horizontal angle between the survey line and a fixed line of reference is measured. This fixed line reference is the magnetic meridian.
• When the effect of curvature is taken into account in levelling, the true staff reading is obtained by
• If the horizontal distance between the staff point and the point of observation is d, then the error due to curvature of earth is proportional to
• The main lines should form well-conditioned triangles is the condition to be fulfilled by survey lines or survey stations.
• An angle measured clockwise from the proceeding survey line to the following survey line is called
• Type of surveying in which the shape of the earth taken into account is __________
• As applied to staff readings, the corrections for curvature and refraction are respectively The above table shows a part of a level field book. The value of X should be
• The method of finding out the difference in elevation between two points for eliminating the effect of curvature and refraction, is