Surveying The point on the photograph where bisector between the vertical line through optical centre of the camera lens and the plate perpendicular meets, is known as Perspective centre Principal point Isocenter Plumb point Perspective centre Principal point Isocenter Plumb point ANSWER DOWNLOAD EXAMIANS APP
Surveying In direct method of contouring, the process of locating or identifying points lying on a contour is called ranging vertical control centring horizontal control ranging vertical control centring horizontal control ANSWER DOWNLOAD EXAMIANS APP
Surveying Pick up the correct statement for horizontal photographs. Parallel lines do not appear parallel in central projection The lines parallel to the negative plane are projected as parallel lines The two sides of a road meet at the vanishing point All listed here Parallel lines do not appear parallel in central projection The lines parallel to the negative plane are projected as parallel lines The two sides of a road meet at the vanishing point All listed here ANSWER DOWNLOAD EXAMIANS APP
Surveying If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a level The correct answer is both (ii) and (iii) both (i) and (iv) only (i) only (iii) both (ii) and (iii) both (i) and (iv) only (i) only (iii) 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/H cos ½θ f/H f/H sec θ f sec θ/H f/H cos ½θ f/H f/H sec θ f sec θ/H ANSWER DOWNLOAD EXAMIANS APP
Surveying The latitude of a place was obtained by subtracting the declination of a star from its zenith distance, the observed star was between Equator and zenith Pole and horizon Zenith and pole Horizon and equator Equator and zenith Pole and horizon Zenith and pole Horizon and equator ANSWER DOWNLOAD EXAMIANS APP
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