For the following questions answer them individually
During leveling operations, if the back sight is more than the fore sight, then it indicates that
If the whole circle bearing of a line is $$180^\circ$$, then its reduced bearing is
The area of anyirregularfigure of the plotted map is measured with
The horizontal angle between the true meridian and the magnetic meridianis”
If bearing of line XY and XZ are $$26^\circ 10’ and 298^\circ 45’,$$ the value of sndluded’angle ZXYis
While measuring the distance between’ the ‘two points, if L is in kilometers, the correction for curvature of earth is
The unit of measurement of inertia of mass is
To-double the period of oscillation of a simple pendulum with small swings
The vertical distance between the springing line and the highest point on the intrados is called ......... of the arch