Surveying In a spherical triangle ABC, right angled at C, sin b equals sin a cos A tan a cot A cot A tan a cos a sin A sin a cos A tan a cot A cot A tan a cos a sin A ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be equidistant from A and B closer to the lower station closer to the higher station as far as possible from the line AB equidistant from A and B closer to the lower station closer to the higher station as far as possible from the line AB ANSWER DOWNLOAD EXAMIANS APP
Surveying If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is 75 m 25 m 7.5 m 50 m 75 m 25 m 7.5 m 50 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The permissible error in chaining for measurement with chain on rough or hilly ground is 1 in 100 1 in 250 1 in 500 1 in 1000 1 in 100 1 in 250 1 in 500 1 in 1000 ANSWER DOWNLOAD EXAMIANS APP
Surveying The sidereal day is the time interval between two successive upper transits of First point of Aries First point of Libra The polar star Mean sun First point of Aries First point of Libra The polar star Mean sun ANSWER DOWNLOAD EXAMIANS APP
Surveying If a tripod settles in the interval that elapses between taking a back sight reading and the following foresight reading, then the elevation of turning point will decrease increase either ‘A’ or ‘B’ not change decrease increase either ‘A’ or ‘B’ not change ANSWER DOWNLOAD EXAMIANS APP