Accuracy of 'fix' by two point problem, is ............

One of the tacheometric constants is additive, the other constant, is ............

The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, i…

The accuracy of measurement in chain surveying does not depend upon ............

The true meridian of a place is the line in which earth's surface in intersected by a plane through ............

The method of surveying used for determining the relative height of points on the surface of the earth is called .......…

In case of double line river, contours are ............

The relief representation on the map can be depicted ............

The direction of steepest slope on a contour, is ............