Surveying Polaris is usually observed for the determination of the azimuth when it is Either at culmination or at elongation At culmination At elongation Neither at culmination nor at elongation Either at culmination or at elongation At culmination At elongation Neither at culmination nor at elongation ANSWER DOWNLOAD EXAMIANS APP
Surveying Limiting gradient for locating the base line on evenly-sloping ground, is 1 in 12 1 in 8 1 in 10 1 in 6 1 in 12 1 in 8 1 in 10 1 in 6 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 (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (i) (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Surveying The displacement of the pictured position of a point of h elevation on a vertical photograph taken with a camera of 30 cm focal length, from an altitude of 3000 m, is 5.5 mm 4.4 mm 6.5 mm 7.5 mm 5.5 mm 4.4 mm 6.5 mm 7.5 mm 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 None of these cos H = tan φ . cot δ sin H = tan φ . cot δ tan H = tan φ . cot δ None of these cos H = tan φ . cot δ sin H = tan φ . cot δ tan H = tan φ . cot δ ANSWER DOWNLOAD EXAMIANS APP
Surveying The great circle along which the sun appears to trace on the celestial sphere with earth as centre during the year, is called Ecliptic None of these Celestial equator Equator Ecliptic None of these Celestial equator Equator ANSWER DOWNLOAD EXAMIANS APP