Surveying If ‘δ’ is the declination of the Polaris and ‘λ’ is the latitude of the place, the azimuth of the Polaris, is cos δ/cos λ sin (90° - δ)/sin (90° - λ) cos (90° - δ)/cos (90° - λ) tan (90° + δ)/tan (90° + λ) cos δ/cos λ sin (90° - δ)/sin (90° - λ) cos (90° - δ)/cos (90° - λ) tan (90° + δ)/tan (90° + λ) ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall method quicker and less tedious for large number of intermediate sights is less accurate than height of instrument method is not suitable for levelling with tilting levels provides a check on the reduction of intermediate point levels quicker and less tedious for large number of intermediate sights is less accurate than height of instrument method is not suitable for levelling with tilting levels provides a check on the reduction of intermediate point levels ANSWER DOWNLOAD EXAMIANS APP
Surveying The sensitivity of a bubble tube can be increased by increasing the viscosity of liquid decreasing the radius of curvature of tube increasing the diameter of the tube decreasing the length of bubble increasing the viscosity of liquid decreasing the radius of curvature of tube increasing the diameter of the tube decreasing the length of bubble ANSWER DOWNLOAD EXAMIANS APP
Surveying The orthogonal projection of the perspective centre on a tilted photograph, is called Principal point Isocenter Nadir Plumb point Principal point Isocenter Nadir Plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying The prime vertical passes through All of these The zenith point of the observer The west point of the horizon The east point of the horizon All of these The zenith point of the observer The west point of the horizon The east point of the horizon ANSWER DOWNLOAD EXAMIANS APP
Surveying After fixing the plane table to the tripod, the main operations which are needed at each plane table station are(i) Levelling(ii) Orientation(iii) CenteringThe correct sequence of these operations is (i), (ii), (iii) (ii), (iii), (i) (iii), (i), (ii) (i), (iii), (ii) (i), (ii), (iii) (ii), (iii), (i) (iii), (i), (ii) (i), (iii), (ii) ANSWER DOWNLOAD EXAMIANS APP
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