Surveying Which of the following errors can be eliminated by taking mean of bot face observations ? error due to eccentricity of verniers error due to imperfect graduations error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to eccentricity of verniers error due to imperfect graduations error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be closer to the lower station closer to the higher station as far as possible from the line AB equidistant from A and B closer to the lower station closer to the higher station as far as possible from the line AB equidistant from A and B ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle of intersection of the two plane mirrors of an optical square is 45° 30° 90° 60° 45° 30° 90° 60° ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of height of two points whose parallax difference is 0.8 mm on a pair of stereo pair taken from a height ‘H’ is 100 m. If mean photo base is 95.2 mm, the flying height is 8,000 m 14,000 m 10,000 m 12,000 m 8,000 m 14,000 m 10,000 m 12,000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The sensitivity of a bubble tube can be increased by decreasing the length of bubble increasing the diameter of the tube decreasing the radius of curvature of tube increasing the viscosity of liquid decreasing the length of bubble increasing the diameter of the tube decreasing the radius of curvature of tube increasing the viscosity of liquid ANSWER DOWNLOAD EXAMIANS APP
Surveying The type of surveying which requires least office work is trigonometrical levelling tacheomefry theodolite surveying plane table surveying trigonometrical levelling tacheomefry theodolite surveying plane table surveying ANSWER DOWNLOAD EXAMIANS APP
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