Surveying Height of instrument method of levelling is less accurate than rise and fall method quicker and less tedious for large number of intermediate sights more accurate than rise and fall method None of these less accurate than rise and fall method quicker and less tedious for large number of intermediate sights more accurate than rise and fall method None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying Polaris is usually observed for the determination of the azimuth when it is At culmination Either at culmination or at elongation Neither at culmination nor at elongation At elongation At culmination Either at culmination or at elongation Neither at culmination nor at elongation At elongation ANSWER DOWNLOAD EXAMIANS APP
Surveying The moon rotates round the earth once in every 30 days 29.35 days 29.53 days 29 days 30 days 29.35 days 29.53 days 29 days ANSWER DOWNLOAD EXAMIANS APP
Surveying The length of a parallel of λ latitude between two meridians is equal to difference in longitudes multiplied by tan λ cos λ cot λ sin λ tan λ cos λ cot λ sin λ ANSWER DOWNLOAD EXAMIANS APP
Surveying If the image of a triangulation station of R.L. 500 m is 4 cm from the principal point of a vertical photo taken from an altitude of 2000 m, above datum, the height displacement will be 2 mm 10 mm 4 mm 6 mm 2 mm 10 mm 4 mm 6 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when All of these fly levelling is being done over long distance the instrument is to be shifted frequently many readings are to be taken from a single setting of the instrument All of these fly levelling is being done over long distance the instrument is to be shifted frequently many readings are to be taken from a single setting of the instrument ANSWER DOWNLOAD EXAMIANS APP