Surveying The orthogonal projection of the perspective centre on a tilted photograph, is called Plumb point Principal point Nadir Isocenter Plumb point Principal point Nadir Isocenter ANSWER DOWNLOAD EXAMIANS APP
Surveying The foot of the perpendicular on the picture plane through the optical centre of the camera lens, is known as Isocenter Perspective centre Principal point Plumb line Isocenter Perspective centre Principal point Plumb line ANSWER DOWNLOAD EXAMIANS APP
Surveying If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is θ + δ δ - θ θ - δ (θ + δ)/2 θ + δ δ - θ θ - δ (θ + δ)/2 ANSWER DOWNLOAD EXAMIANS APP
Surveying Polaris is usually observed for the determination of the azimuth when it is At elongation At culmination Either at culmination or at elongation Neither at culmination nor at elongation At elongation At culmination Either at culmination or at elongation Neither at culmination nor at elongation ANSWER DOWNLOAD EXAMIANS APP
Surveying Triangulation surveys are carried out for providing Planimetric control Height control Both planimetric and height control None of these Planimetric control Height control Both planimetric and height control None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying The line of collimation method of reduction of levels, does not provide a check on Intermediate sights Reduced levels Fore sights Back sights Intermediate sights Reduced levels Fore sights Back sights ANSWER DOWNLOAD EXAMIANS APP