Surveying An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as contour interval contour line horizontal equivalent contour gradient contour interval contour line horizontal equivalent contour gradient ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle of intersection of the two plane mirrors of an optical square is 45° 90° 60° 30° 45° 90° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Surveying If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is 99.345 m 101.870 m 100.345 m 100.655 m 99.345 m 101.870 m 100.345 m 100.655 m ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when All of these many readings are to be taken from a single setting of the instrument the instrument is to be shifted frequently fly levelling is being done over long distance All of these many readings are to be taken from a single setting of the instrument the instrument is to be shifted frequently fly levelling is being done over long distance ANSWER DOWNLOAD EXAMIANS APP
Surveying The angle between the direction of star and the direction of earth's axis of rotation is called Co-latitude Latitude Declination Co-declination Co-latitude Latitude Declination Co-declination ANSWER DOWNLOAD EXAMIANS APP