Surveying Benchmark is established by trigonometrical levelling spirit levelling barometric levelling hypsometry trigonometrical levelling spirit levelling barometric levelling hypsometry ANSWER DOWNLOAD EXAMIANS APP
Surveying The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is B = H/bf B =f/bH B = b/fH B = bH/f B = H/bf B =f/bH B = b/fH B = bH/f ANSWER DOWNLOAD EXAMIANS APP
Surveying If the distance between the projectors is altered by a movement along X-axis of one projector, All listed here The scale of the model is altered y-parallax is not affected The length of the air base is increased All listed here The scale of the model is altered y-parallax is not affected The length of the air base is increased 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 ranging centring vertical control horizontal control ranging centring vertical control ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference of height of two points whose parallax difference is 0.8 mm on a pair of stereo pair taken from a height ‘H’ is 100 m. If mean photo base is 95.2 mm, the flying height is 12,000 m 8,000 m 14,000 m 10,000 m 12,000 m 8,000 m 14,000 m 10,000 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The correction for sag is always zero sometimes additive and sometimes subtractive always additive always subtractive always zero sometimes additive and sometimes subtractive always additive always subtractive ANSWER DOWNLOAD EXAMIANS APP
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