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 101.870 m 99.345 m 100.655 m 100.345 m 101.870 m 99.345 m 100.655 m 100.345 m ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer then the hour angle of the star at elongation is given by cos H = tan φ . cot δ tan H = tan φ . cot δ None of these sin H = tan φ . cot δ cos H = tan φ . cot δ tan H = tan φ . cot δ None of these sin H = tan φ . cot δ ANSWER DOWNLOAD EXAMIANS APP
Surveying The orthogonal projection of the perspective centre on a tilted photograph, is called Principal point Nadir Isocenter Plumb point Principal point Nadir Isocenter Plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying The elevation of the star at elongation is obtained by sin α = cos φ sec δ sin α = sin φ cosec δ sin α = sin φ sec δ sin α = cos φ cosec δ sin α = cos φ sec δ sin α = sin φ cosec δ sin α = sin φ sec δ sin α = cos φ cosec δ ANSWER DOWNLOAD EXAMIANS APP
Surveying In the prismatic compass the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction the magnetic needle and graduated circle do not move with the box the line of the sight does not move with the box the magnetic needle moves with the box the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction the magnetic needle and graduated circle do not move with the box the line of the sight does not move with the box the magnetic needle moves with the box ANSWER DOWNLOAD EXAMIANS APP
Surveying If the equatorial distance between two meridians is 100 km, their distance at 60° latitude will be 600 km 1000 km 800 km 500 km 600 km 1000 km 800 km 500 km ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS