The tangent to the liquid surface in a level tube, is parallel to the axis of the bubble ............

If the whole circle bearing of a line is 270° its reduced bearing is ............

If the radius of a simple curve is 600 m, the maximum length of the chord for calculating offsets, is taken ............

In indirect method of contouring, the best method of interpolation if contours ............

Radiation plane table survey is the best suited when ............

The error in measured length due to incorrect holding of chain is ............

Tilt of the staff in stadia tacheometry increases the intercept if it is ............

If the chain line which runs along N-S direction is horizontal and the ground in E-W direction is sloping ............

During chaining along a straight line, the leader of the party has 4 arrows in his hand while the follower has 6. Distan…