Surveying For any star to be a circumpolar star, its Hour angle must be 180° Declination must be 0° Declination must be 90° Distance from the pole must be less than the latitude of the observer Hour angle must be 180° Declination must be 0° Declination must be 90° Distance from the pole must be less than the latitude of the observer ANSWER DOWNLOAD EXAMIANS APP
Surveying The moon rotates round the earth once in every 29 days 30 days 29.53 days 29.35 days 29 days 30 days 29.53 days 29.35 days ANSWER DOWNLOAD EXAMIANS APP
Surveying The error due to eccentricity of inner and outer axes can be eliminated by double sighting taking mean of several readings distributed over different portions of the graduated circle reading both verniers and taking the mean of the two taking both face observations and taking the mean of the two double sighting taking mean of several readings distributed over different portions of the graduated circle reading both verniers and taking the mean of the two taking both face observations and taking the mean of the two 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) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Surveying The orthogonal projection of the perspective centre on a tilted photograph, is called Nadir Principal point Isocenter Plumb point Nadir Principal point Isocenter Plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is H + f f/H H. f H/f H + f f/H H. f H/f ANSWER DOWNLOAD EXAMIANS APP