Surveying The sensitivity of a bubble tube can be increased by increasing the viscosity of liquid decreasing the radius of curvature of tube increasing the diameter of the tube decreasing the length of bubble increasing the viscosity of liquid decreasing the radius of curvature of tube increasing the diameter of the tube decreasing the length of bubble ANSWER DOWNLOAD EXAMIANS APP
Surveying The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The declination of the star, is 70° 60° 80° 50° 70° 60° 80° 50° ANSWER DOWNLOAD EXAMIANS APP
Surveying Subtense bar is an instrument used for measurement of horizontal distances in plane areas levelling measurement of angles measurement of horizontal distances in undulated areas measurement of horizontal distances in plane areas levelling measurement of angles measurement of horizontal distances in undulated areas ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of a tilted photograph of focal length f, taken from an altitude H, along the plate parallel through plumb point, is f sec θ/H f/H sec θ f/H f/H cos ½θ f sec θ/H f/H sec θ f/H f/H cos ½θ ANSWER DOWNLOAD EXAMIANS APP
Surveying For a line AB none is correct both (A) and (B) are correct the forebearing of AB and back bearing of BA differ by 180° the forebearing of AB and back bearing of AB differ by 180° none is correct both (A) and (B) are correct the forebearing of AB and back bearing of BA differ by 180° the forebearing of AB and back bearing of AB differ by 180° ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of a tilted photograph of focal length f taken from an altitude H, along the plate parallel through principal point is f sec θ/H f/H f/H sec θ f/H cos ½θ f sec θ/H f/H f/H sec θ f/H cos ½θ ANSWER DOWNLOAD EXAMIANS APP