Surveying For a well-conditioned triangle, no angle should be less than 45° 20° 60° 30° 45° 20° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Surveying The point where a vertical line through the optical centre of the camera lens intersects the ground, is known as Perspective centre Iso-centre Ground plumb point Ground principal point Perspective centre Iso-centre Ground plumb point Ground principal point 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 point at which sun's declination changes from north to south, is known as Vernal Equinox First point of Libra First point of Aeries Both (B) and (C) of the above Vernal Equinox First point of Libra First point of Aeries Both (B) and (C) of the above ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘f’ is the focal length of the camera lens and ‘θ’ is the angle of tilt, the distance of the plumb point from the principal point will be f tan θ f sec θ f sin θ f cos θ f tan θ f sec θ f sin θ f cos θ ANSWER DOWNLOAD EXAMIANS APP