Surveying Assuming human normal vision distance 25 cm, smallest measurable angle 20", and intraocular distance 6.5 cm, the smallest depth to be discerned is 0.5 mm 1.1 mm 0.1 mm 1.00 mm 0.5 mm 1.1 mm 0.1 mm 1.00 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying Check lines (or proof lines) in Chain Surveying, are essentially required To plot the chain lines To indicate the accuracy of the survey work To plot the offsets To increase the out-turn To plot the chain lines To indicate the accuracy of the survey work To plot the offsets To increase the out-turn ANSWER DOWNLOAD EXAMIANS APP
Surveying Normal tension is that pull which makes the correction due to pull equal to zero neutralizes the effect due to pull and sag makes the correction due to sag equal to zero is used at the time of standardising the tape makes the correction due to pull equal to zero neutralizes the effect due to pull and sag makes the correction due to sag equal to zero is used at the time of standardising the tape ANSWER DOWNLOAD EXAMIANS APP
Surveying The maximum tolerance in a 20 m chain is ±5 mm ±3 mm ±8 mm ±2 mm ±5 mm ±3 mm ±8 mm ±2 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying The graduations in prismatic compassi) are invertedii) are uprightiii) run clockwise having 0° at southiv) run clockwise having 0° at northThe correct answer is (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made By using optical system for centering the theodolite To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily All listed here By using optical system for centering the theodolite To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily All listed here ANSWER DOWNLOAD EXAMIANS APP