Systematic errors are those errors

A staff reading taken on a point whose elevation is to be determined as on a change point is called

Different types of EDM's are obtained on the basis of

The degree of the curve is the angle subtended by a chord of length.

When a chain is used at a temperature more than the temperature it was calibrated, the error in measured length will be

A tape of length l and weight 'w' kg/m is suspended at its ends with a pull of P kg, the sag correction is,

The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, i…

The walk step of a man is considered equal to:

The contours merge or cross one another on the map in case of