1. An average length of a pace is ............

2. A scale which has a common representative fraction, but read in different measures, is called a ............

3. A 30 m chain after measuring a distance of 6000 m was found to be 10 cm more than designated length. If chain was standardized before commencement of survey than true length is ............

4. When centers of arcs lie on opposite sides of common tangent at junction of two curves, it is known as a ............

5. A diagonal scale is used to read ............ dimensions.

6. The distance between steps for measuring downhill to obtain better accuracy ............

7. The traversing by method of deflection angles is chiefly used in ............

8. If whole circle bearing of a line is 120°, its reduced bearing is ............

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

10. For preparation of contour plan for a route survey ............