Surveying Which of the following errors is not eliminated by the method of repetition of horizontal angle measurement ? error due to eccentricity of verniers error due to wrong adjustment of line of collimation and trunnion axis error due to inaccurate graduation error due to displacement of station signals error due to eccentricity of verniers error due to wrong adjustment of line of collimation and trunnion axis error due to inaccurate graduation error due to displacement of station signals ANSWER DOWNLOAD EXAMIANS APP
Surveying The sensitivity of a bubble tube can be increased by decreasing the length of bubble decreasing the radius of curvature of tube increasing the viscosity of liquid increasing the diameter of the tube decreasing the length of bubble decreasing the radius of curvature of tube increasing the viscosity of liquid increasing the diameter of the tube ANSWER DOWNLOAD EXAMIANS APP
Surveying The adjustment of horizontal cross hair is required particularly when the instrument is used for All of these leveling prolonging a straight line measurement of horizontal angles All of these leveling prolonging a straight line measurement of horizontal angles ANSWER DOWNLOAD EXAMIANS APP
Surveying Systematic errors Always follow some definite mathematical law Can be removed by applying corrections to the observed values All listed here Are also known as cumulative errors Always follow some definite mathematical law Can be removed by applying corrections to the observed values All listed here Are also known as cumulative errors ANSWER DOWNLOAD EXAMIANS APP
Surveying The elevation of the star at elongation is obtained by sin α = sin φ sec δ sin α = cos φ cosec δ sin α = cos φ sec δ sin α = sin φ cosec δ sin α = sin φ sec δ sin α = cos φ cosec δ sin α = cos φ sec δ sin α = sin φ cosec δ ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer, then the azimuth of the star at elongation is given by tan z = sec φ . cos δ cos z = sec φ . cos δ sin z = sec φ . cos δ None of these tan z = sec φ . cos δ cos z = sec φ . cos δ sin z = sec φ . cos δ None of these ANSWER DOWNLOAD EXAMIANS APP
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