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 tan H = tan φ . cot δ None of these sin H = tan φ . cot δ cos H = tan φ . cot δ tan H = tan φ . cot δ None of these sin H = tan φ . cot δ cos H = tan φ . cot δ ANSWER DOWNLOAD EXAMIANS APP
Surveying In the cross-section method of indirect contouring, the spacing of cross-sections depends uponi) contour intervalii) scale of planiii) characteristics of groundThe correct answer is only (i) (i) and (ii) (i), (ii) and (iii) (ii) and (iii) only (i) (i) and (ii) (i), (ii) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying The instrument used for accurate centering in plane table survey is plumbing fork trough compass spirit level alidade plumbing fork trough compass spirit level alidade ANSWER DOWNLOAD EXAMIANS APP
Surveying While making astronomical observations, the observer is mainly concerned with The direction of the star from the instrument All listed here The direction of the poles of the celestial sphere The direction of the vertical, the axis of rotation of the instrument The direction of the star from the instrument All listed here The direction of the poles of the celestial sphere The direction of the vertical, the axis of rotation of the instrument ANSWER DOWNLOAD EXAMIANS APP
Surveying If a star whose declination is 60° N culminates at zenith, its altitude at the lower culmination, is 20° 10° 40° 30° 20° 10° 40° 30° ANSWER DOWNLOAD EXAMIANS APP
Surveying The principal plane contains Principal point All of these Iso-centre Nadir point Principal point All of these Iso-centre Nadir point ANSWER DOWNLOAD EXAMIANS APP