In a truly vertical photograph, Iso-centre coincides the plumb point All listed here Plumb point coincides the principal point Principal point coincides the isocenter TRUE ANSWER : ? YOUR ANSWER : ?
Triangulation surveys are carried out for locating All of these Control points for surveys of large areas Engineering works, i.e. terminal points of long tunnels, bridge abutments, etc. Control points for photogrammetric surveys TRUE ANSWER : ? YOUR ANSWER : ?
The process of turning the telescope about the vertical axis in horizontal plane is known as transiting plunging swinging reversing TRUE ANSWER : ? YOUR ANSWER : ?
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 Isocenter Plumb point Principal point TRUE ANSWER : ? YOUR ANSWER : ?
For plane ground the scale of a vertical photograph will be same as that of a tiled photograph along the photo parallel through Plumb point Principal point Isocenter None of these TRUE ANSWER : ? YOUR ANSWER : ?
If v, t and f/H are the ground speed of the aircraft, the shutter speed of the camera and the scale of the photograph respectively, then the amount of image displacement i = v. t. H/f i = v. t. (f/H) i = t. H/v. f i = v. f/t. H TRUE ANSWER : ? YOUR ANSWER : ?
The angular distance of a heavenly body from the equator, measured along its meridian, is called Zenith distance Co-latitude Declination Altitude TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following methods of contouring is most suitable for a hilly terrain? Tachometric method Cross-sections method Square method Direct method TRUE ANSWER : ? YOUR ANSWER : ?
The latitude of the observer's position, is Declination of the observer's zenith Elevation of the elevated pole Angular distance along the observer's meridian between equator and the observer All listed here TRUE ANSWER : ? YOUR ANSWER : ?
Pick up the incorrect statement from the following. The angular distance of heavenly bodies on observer's meridian measured from the pole, is Co-latitude Co-declination Polar distance Co-altitude TRUE ANSWER : ? YOUR ANSWER : ?