Surveying The rise and fall method of levelling provides a complete check on intermediate sight backsight All of these foresight intermediate sight backsight All of these foresight ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be eliminated by taking mean of bot face observations ? error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to imperfect graduations error due to eccentricity of verniers error due to line of collimation not being perpendicular to horizontal axis error due to imperfect adjustment of plate levels error due to imperfect graduations ANSWER DOWNLOAD EXAMIANS APP
Surveying The following sights are taken on a “turning point” foresight and intermediate sight foresight only foresight only foresight and backsight foresight and intermediate sight foresight only foresight only foresight and backsight ANSWER DOWNLOAD EXAMIANS APP
Surveying If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is θ - δ (θ + δ)/2 θ + δ δ - θ θ - δ (θ + δ)/2 θ + δ δ - θ 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 only (i) both (ii) and (iii) both (i) and (iv) only (iii) only (i) both (ii) and (iii) both (i) and (iv) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±2 mm ±8 mm ±5 mm ±3 mm ±2 mm ±8 mm ±5 mm ±3 mm ANSWER DOWNLOAD EXAMIANS APP
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