Surveying In field astronomy, the quantities observed are entirely Lengths All of these Angles Heights Lengths All of these Angles Heights ANSWER DOWNLOAD EXAMIANS APP
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 tan (90° + δ)/tan (90° + λ) cos (90° - δ)/cos (90° - λ) sin (90° - δ)/sin (90° - λ) cos δ/cos λ tan (90° + δ)/tan (90° + λ) cos (90° - δ)/cos (90° - λ) sin (90° - δ)/sin (90° - λ) ANSWER DOWNLOAD EXAMIANS APP
Surveying At lower culmination, the pole star moves Southward Eastward Northward Westward Southward Eastward Northward Westward ANSWER DOWNLOAD EXAMIANS APP
Surveying The point on the photograph where bisector between the vertical line through optical centre of the camera lens and the plate perpendicular meets, is known as Perspective centre Isocenter Principal point Plumb point Perspective centre Isocenter Principal point Plumb point 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 δ - θ (θ + δ)/2 θ + δ θ - δ δ - θ (θ + δ)/2 θ + δ θ - δ ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? None of these error due to curvature only error due to refraction only error due to both curvature and re-fraction None of these error due to curvature only error due to refraction only error due to both curvature and re-fraction ANSWER DOWNLOAD EXAMIANS APP