The permissible error in chaining for measurement with chain on rough or hilly ground is_____________?

Related Mcqs:

The angle of intersection of the two plane mirrors of an optical square is______________?

A. 30° B. 45° C. 60° D. 90°...

Local attraction in compass surveying may exist due to________________?

A. incorrect levelling of the magnetic needle B. loss of magnetism of the needle C. friction of the needle at the pivot D. presence of magnetic substances near the instrument...

In the double application of principle of reversion, the apparent error is_______________?

A. equal to true error B. half the true error C. two times the true error D. four times the true error...

The R.L, of the point A which is on the floor is 100 m and back sight reading on A is 2.455 m. If the foresight reading on the point B which is on the ceiling is 2.745 m, the R.L. of point B will be_______________?

A. 94.80 m B. 99.71 m C. 100.29 m D. 105.20 m...

Closed contours, with higher value inwards, represent a_______________?

A. depression B. hillock C. plain surface D. none of the above...