Surveying The principal plane contains Principal point Iso-centre All of these Nadir point Principal point Iso-centre All of these Nadir point ANSWER DOWNLOAD EXAMIANS APP
Surveying α and β are the angles subtended by a point of elevation h at their air station with respective plumb points. Photo scale and focal length of the lens being ‘S’ and ‘f’ respectively. Parallax displacement of the point due to relief, is h tan β/S h tan α/S h (tan α + tan β)/S h (tan α - tan β)/S h tan β/S h tan α/S h (tan α + tan β)/S h (tan α - tan β)/S ANSWER DOWNLOAD EXAMIANS APP
Surveying Three point problem can be solved by Tracing paper method Lehman’s method Tracing paper method All of these Tracing paper method Lehman’s method Tracing paper method All of these ANSWER DOWNLOAD EXAMIANS APP
Surveying International Date Line is located along Greenwich meridian 180° longitude Standard meridian Equator Greenwich meridian 180° longitude Standard meridian Equator ANSWER DOWNLOAD EXAMIANS APP
Surveying If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a levelThe correct answer is both (i) and (iv) only (iii) only (i) both (ii) and (iii) both (i) and (iv) only (iii) only (i) both (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying The plane at right angle to the zenith-nadir line and passing through the centre of the earth, is called Rational horizon All of these True horizon Celestial horizon Rational horizon All of these True horizon Celestial horizon ANSWER DOWNLOAD EXAMIANS APP