Surveying An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as contour interval contour line horizontal equivalent contour gradient contour interval contour line horizontal equivalent contour gradient ANSWER DOWNLOAD EXAMIANS APP
Surveying The net ground area of a vertical photograph 20 cm × 20 cm on scale 1 : 10,000 having overlaps 60% and 30%, is 0.60 sq km 0.56 sq km 0.50 sq km 0.64 sq km 0.60 sq km 0.56 sq km 0.50 sq km 0.64 sq km ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall method of levelling provides a complete check on foresight intermediate sight backsight All of these foresight intermediate sight backsight All of these ANSWER DOWNLOAD EXAMIANS APP
Surveying If α is the observed altitude, the refraction correction in seconds, is 58" cot α 58 sin α 58 cos α 58" tan α 58" cot α 58 sin α 58 cos α 58" tan α ANSWER DOWNLOAD EXAMIANS APP
Surveying The hour angle of the heavenly body for Greenwich meridian equals the hour angle of the body for any other meridian + longitude: True sun All listed here Mean sun Vernal equinox True sun All listed here Mean sun Vernal equinox ANSWER DOWNLOAD EXAMIANS APP
Surveying Homologous point is Ground isocenter All listed here Ground principal point Photo principal point Ground isocenter All listed here Ground principal point Photo principal point ANSWER DOWNLOAD EXAMIANS APP