Surveying Assuming human normal vision distance 25 cm, smallest measurable angle 20", and intraocular distance 6.5 cm, the smallest depth to be discerned is 0.5 mm 1.00 mm 0.1 mm 1.1 mm 0.5 mm 1.00 mm 0.1 mm 1.1 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors cannot be eliminated by taking both face observations ? error due to horizontal axis not being perpendicular to the vertical axis index error i.e. error due to imperfect adjustment of the vertical circle vernier None of these error due to non-parallelism of the axis of telescope level and line of collimation error due to horizontal axis not being perpendicular to the vertical axis index error i.e. error due to imperfect adjustment of the vertical circle vernier None of these error due to non-parallelism of the axis of telescope level and line of collimation ANSWER DOWNLOAD EXAMIANS APP
Surveying Triangulation surveys are carried out for providing Planimetric control None of these Both planimetric and height control Height control Planimetric control None of these Both planimetric and height control Height control ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle of intersection of the two plane mirrors of an optical square is 60° 30° 45° 90° 60° 30° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
Surveying If the focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is 0.6 0.1 1.33 0.4 0.6 0.1 1.33 0.4 ANSWER DOWNLOAD EXAMIANS APP
Surveying The plane at right angle to the zenith-nadir line and passing through the centre of the earth, is called True horizon Rational horizon All of these Celestial horizon True horizon Rational horizon All of these Celestial horizon ANSWER DOWNLOAD EXAMIANS APP
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