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 0.1 mm 1.1 mm 1.00 mm 0.5 mm 0.1 mm 1.1 mm 1.00 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying The line of collimation method of reduction of levels, does not provide a check on Reduced levels Intermediate sights Back sights Fore sights Reduced levels Intermediate sights Back sights Fore sights ANSWER DOWNLOAD EXAMIANS APP
Surveying To obtain photographs of an area of 1000 m average elevation, on scale 1 : 30,000, with a camera of 30 cm focal length, the flying height is 6000 m 5000 m 4000 m 7000 m 6000 m 5000 m 4000 m 7000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying An imaginary line lying throughout the surface of ground and preserving a constant inclination to the horizontal is known as contour line contour gradient contour interval horizontal equivalent contour line contour gradient contour interval horizontal equivalent ANSWER DOWNLOAD EXAMIANS APP
Surveying In direct method of contouring, the process of locating or identifying points lying on a contour is called horizontal control centring vertical control ranging horizontal control centring vertical control ranging ANSWER DOWNLOAD EXAMIANS APP
Surveying In a spherical triangle ABC right angled at C, sin b equals to cos c cos B sin c cos B sin c sin B tan c tan B cos c cos B sin c cos B sin c sin B tan c tan B ANSWER DOWNLOAD EXAMIANS APP