Surveying Which of the following is not the function of levelling head ? to support the main part of the instrument to attach the theodolite to the tripod None of these to provide a means for leveling the theodolite to support the main part of the instrument to attach the theodolite to the tripod None of these to provide a means for leveling the theodolite ANSWER DOWNLOAD EXAMIANS APP
Surveying If the equatorial distance between two meridians is 100 km, their distance at 60° latitude will be 500 km 600 km 1000 km 800 km 500 km 600 km 1000 km 800 km ANSWER DOWNLOAD EXAMIANS APP
Surveying If the magnetic bearing of the sun at a place at noon in southern hemisphere is 167°, the magnetic declination at that place is 77° N 13° W 13° E 23° S 77° N 13° W 13° E 23° S ANSWER DOWNLOAD EXAMIANS APP
Surveying If v, t and f/H are the ground speed of the aircraft, the shutter speed of the camera and the scale of the photograph respectively, then the amount of image displacement i = v. f/t. H i = t. H/v. f i = v. t. (f/H) i = v. t. H/f i = v. f/t. H i = t. H/v. f i = v. t. (f/H) i = v. t. H/f ANSWER DOWNLOAD EXAMIANS APP
Surveying Closed contours, with higher value inwards, represent a hillock None of these depression plain surface hillock None of these depression plain surface ANSWER DOWNLOAD EXAMIANS APP
Surveying The net ground area of a vertical photograph 20 cm × 20 cm on scale 1 : 10,000 having overlaps 60% and 30%, is 0.64 sq km 0.50 sq km 0.60 sq km 0.56 sq km 0.64 sq km 0.50 sq km 0.60 sq km 0.56 sq km ANSWER DOWNLOAD EXAMIANS APP