Surveying Accidental errors Cannot be removed by applying corrections to the observed values Are generally small All of these Do not follow any definite mathematical law Cannot be removed by applying corrections to the observed values Are generally small All of these Do not follow any definite mathematical law 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. t. H/f i = v. t. (f/H) i = v. f/t. H i = t. H/v. f i = v. t. H/f i = v. t. (f/H) i = v. f/t. H i = t. H/v. f ANSWER DOWNLOAD EXAMIANS APP
Surveying The graduations in prismatic compassi) are invertedii) are uprightiii) run clockwise having 0° at southiv) run clockwise having 0° at northThe correct answer is (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when 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 All of these many readings are to be taken from a single setting of the instrument ANSWER DOWNLOAD EXAMIANS APP
Surveying Perspective centre relates to Parallel projection Orthogonal projection None of these Central projection Parallel projection Orthogonal projection None of these Central projection ANSWER DOWNLOAD EXAMIANS APP
Surveying The principal line is the line joining the principal point and Perspective centre None of these Nadir Isocenter Perspective centre None of these Nadir Isocenter ANSWER DOWNLOAD EXAMIANS APP