Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is H. f H/f f/H H + f H. f H/f f/H H + f ANSWER DOWNLOAD EXAMIANS APP
Surveying Triangulation surveys are carried out for locating Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. Control points for photogrammetric surveys All of these Control points for surveys of large areas Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. Control points for photogrammetric surveys All of these Control points for surveys of large areas ANSWER DOWNLOAD EXAMIANS APP
Surveying The sidereal day is the time interval between two successive upper transits of The polar star First point of Aries First point of Libra Mean sun The polar star First point of Aries First point of Libra Mean sun ANSWER DOWNLOAD EXAMIANS APP
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 angular distance of a heavenly body from the equator, measured along its meridian, is called Zenith distance Altitude Co-latitude Declination Zenith distance Altitude Co-latitude Declination ANSWER DOWNLOAD EXAMIANS APP
Surveying Transit rule of adjusting the consecutive coordinates of a traverse is used where All of these angular measurements are more accurate than linear measurements linear measurements are more accurate than angular measurements linear and angular measurements of the traverse are of equal accuracy All of these angular measurements are more accurate than linear measurements linear measurements are more accurate than angular measurements linear and angular measurements of the traverse are of equal accuracy ANSWER DOWNLOAD EXAMIANS APP