Surveying If α is the observed altitude, the refraction correction in seconds, is 58 cos α 58" cot α 58" tan α 58 sin α 58 cos α 58" cot α 58" tan α 58 sin α ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following methods of offsets involves less measurement on the ground? method of ties all involve equal measurement on the ground method of oblique offsets method of perpendicular offsets method of ties all involve equal measurement on the ground method of oblique offsets method of perpendicular offsets ANSWER DOWNLOAD EXAMIANS APP
Surveying If S is the sum of three angles of a spherical triangle, the spherical excess equals ANSWER DOWNLOAD EXAMIANS APP
Surveying The error due to eccentricity of inner and outer axes can be eliminated by 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 double sighting ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±8 mm ±2 mm ±5 mm ±3 mm ±8 mm ±2 mm ±5 mm ±3 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying The slotted template method Is prepared, by graphical method Is suitable for large areas with less control All listed here Is rapid and accurate Is prepared, by graphical method Is suitable for large areas with less control All listed here Is rapid and accurate ANSWER DOWNLOAD EXAMIANS APP
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