Surveying The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The declination of the star, is 60° 80° 70° 50° 60° 80° 70° 50° ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer then the hour angle of the star at elongation is given by sin H = tan φ . cot δ tan H = tan φ . cot δ cos H = tan φ . cot δ None of these sin H = tan φ . cot δ tan H = tan φ . cot δ cos H = tan φ . cot δ None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction applied to the measured base of length ‘L’ is Tension = (P - Ps)L/AE Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports All of these Sag = L³w²/24P² where w is the weight of tape/m Tension = (P - Ps)L/AE Slope = (h²/2L) + (h⁴/8L³) where h is height difference of end supports All of these Sag = L³w²/24P² where w is the weight of tape/m ANSWER DOWNLOAD EXAMIANS APP
Surveying If α is the observed altitude, the refraction correction in seconds, is 58 cos α 58 sin α 58" cot α 58" tan α 58 cos α 58 sin α 58" cot α 58" tan α ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following methods of contouring is most suitable for a hilly terrain? Square method Tachometric method Cross-sections method Direct method Square method Tachometric method Cross-sections method Direct method 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 - h) (H - h)/f f/(H + h) f/H f/(H - h) (H - h)/f f/(H + h) f/H ANSWER DOWNLOAD EXAMIANS APP
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