Surveying An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as contour interval contour gradient horizontal equivalent contour line contour interval contour gradient horizontal equivalent contour line ANSWER DOWNLOAD EXAMIANS APP
Surveying Limiting gradient for locating the base line on evenly-sloping ground, is 1 in 10 1 in 6 1 in 12 1 in 8 1 in 10 1 in 6 1 in 12 1 in 8 ANSWER DOWNLOAD EXAMIANS APP
Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is f/H H + f H. f H/f f/H H + f H. f H/f ANSWER DOWNLOAD EXAMIANS APP
Surveying The value of geocentric parallax to be added to the observed altitude of sun is 9" cos α 9" tan α 9" sin α 9" cot α 9" cos α 9" tan α 9" sin α 9" cot α ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction for sag is always zero sometimes additive and sometimes subtractive always additive always subtractive always zero sometimes additive and sometimes subtractive always additive always subtractive ANSWER DOWNLOAD EXAMIANS APP
Surveying In field astronomy, the quantities observed are entirely All of these Lengths Heights Angles All of these Lengths Heights Angles ANSWER DOWNLOAD EXAMIANS APP