Which one of the following is known as instrumental error in plane table surveying?

When the length of chain used in measuring distance is longer than the standard length, the error in measured distance w…

Reciprocal leveling eliminates

A surface which is normal to the direction of gravity at all points, as indicated by a plumb line, is known as

The method most suitable for plotting in hilly areas is

The method of surveying in which field work and plotting work are done simultaneously, is called

One mile equals to

If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is d…

Probable accidental error in precise levelling as recommended by international Geodetic Association, should not exceed