Surveying The correction for parallax, is - 8".8 cos α + 8".8 cos α - 8".8 cos α + .8" sin α - 8".8 cos α + 8".8 cos α - 8".8 cos α + .8" sin α ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference in longitude of two places expressed in time is equal to the difference in their Apparent solar time Sidereal time Mean solar time All listed here Apparent solar time Sidereal time Mean solar time All listed here ANSWER DOWNLOAD EXAMIANS APP
Surveying α and β are the angles subtended by a point of elevation h at their air station with respective plumb points. Photo scale and focal length of the lens being ‘S’ and ‘f’ respectively. Parallax displacement of the point due to relief, is h (tan α + tan β)/S h tan α/S h tan β/S h (tan α - tan β)/S h (tan α + tan β)/S h tan α/S h tan β/S h (tan α - tan β)/S ANSWER DOWNLOAD EXAMIANS APP
Surveying If the length of a chain is found to be short on testing, it can be adjusted by closing the joints of the rings if opened out straightening the links All of these removing one or more small circular rings closing the joints of the rings if opened out straightening the links All of these removing one or more small circular rings ANSWER DOWNLOAD EXAMIANS APP
Surveying The permissible error in chaining for measurement with chain on rough or hilly ground is 1 in 500 1 in 1000 1 in 100 1 in 250 1 in 500 1 in 1000 1 in 100 1 in 250 ANSWER DOWNLOAD EXAMIANS APP
Surveying Spring tides are caused when None of these Solar tidal force and lunar tidal force both coincide Sun and moon are in line with earth Solar tidal force acts opposite to lunar tidal force None of these Solar tidal force and lunar tidal force both coincide Sun and moon are in line with earth Solar tidal force acts opposite to lunar tidal force ANSWER DOWNLOAD EXAMIANS APP