Surveying If ‘f’ is the focal length of the camera lens and ‘θ’ is the angle of tilt, the distance of the plumb point from the principal point will be f tan θ f sin θ f sec θ f cos θ f tan θ f sin θ f sec θ f cos θ ANSWER DOWNLOAD EXAMIANS APP
Surveying Pick up the correct statement for horizontal photographs. All listed here The two sides of a road meet at the vanishing point The lines parallel to the negative plane are projected as parallel lines Parallel lines do not appear parallel in central projection All listed here The two sides of a road meet at the vanishing point The lines parallel to the negative plane are projected as parallel lines Parallel lines do not appear parallel in central projection ANSWER DOWNLOAD EXAMIANS APP
Surveying A metallic tape is made of cloth and wires steel invar linen cloth and wires steel invar linen ANSWER DOWNLOAD EXAMIANS APP
Surveying After fixing the plane table to the tripod, the main operations which are needed at each plane table station are (i) Levelling (ii) Orientation (iii) CenteringThe correct sequence of these operations is (i), (ii), (iii) (i), (iii), (ii) (iii), (i), (ii) (ii), (iii), (i) (i), (ii), (iii) (i), (iii), (ii) (iii), (i), (ii) (ii), (iii), (i) ANSWER DOWNLOAD EXAMIANS APP
Surveying The adjustment of horizontal cross hair is required particularly when the instrument is used for measurement of horizontal angles All of these leveling prolonging a straight line measurement of horizontal angles All of these leveling prolonging a straight line ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum error in radial line assumption, is h/H f² tan θ h/H f tan θ h/H f² sin θ h/H f cos θ h/H f² tan θ h/H f tan θ h/H f² sin θ h/H f cos θ ANSWER DOWNLOAD EXAMIANS APP