Surveying The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be as far as possible from the line AB closer to the higher station equidistant from A and B closer to the lower station as far as possible from the line AB closer to the higher station equidistant from A and B closer to the lower station ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction for sag is always subtractive always additive sometimes additive and sometimes subtractive always zero always subtractive always additive sometimes additive and sometimes subtractive always zero ANSWER DOWNLOAD EXAMIANS APP
Surveying The length of a parallel of λ latitude between two meridians is equal to difference in longitudes multiplied by tan λ cot λ cos λ sin λ tan λ cot λ cos λ sin λ ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of a vertical photograph of focal length ‘f’ taken from height of ‘H’ metres above M.S.L., at a point of reduced level ‘h’, is f/H f/(H - h) f/(H + h) (H - h)/f f/H f/(H - h) f/(H + h) (H - h)/f ANSWER DOWNLOAD EXAMIANS APP
Surveying The negative sign is assigned to Correction for slope Correction for horizontal alignment All listed here Reduction to mean sea level Correction for slope Correction for horizontal alignment All listed here Reduction to mean sea level ANSWER DOWNLOAD EXAMIANS APP
Surveying The sidereal day is the time interval between two successive upper transits of Mean sun First point of Libra The polar star First point of Aries Mean sun First point of Libra The polar star First point of Aries ANSWER DOWNLOAD EXAMIANS APP