The sun's declination remains north between Both (A) and (B) of above September 21 to December 21 June 21 to September 21 March 21 to June 21 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 Principal point Isocenter Plumb point TRUE ANSWER : ? YOUR ANSWER : ?
The suitable contour interval for a map with scale 1 : 10000 is 20 m 10 m 5 m 2 m TRUE ANSWER : ? YOUR ANSWER : ?
If the equatorial distance between two meridians is 100 km, their distance at 60° latitude will be 600 km 800 km 1000 km 500 km TRUE ANSWER : ? YOUR ANSWER : ?
The altitude of a heavenly body is its angular distance, measured on the vertical circle passing through the body, above Pole Equator None of these Horizon TRUE ANSWER : ? YOUR ANSWER : ?
Latitude of a place is the angular distance from Equator to the nearer pole Greenwich to the place None of these Equator to the poles TRUE ANSWER : ? YOUR ANSWER : ?
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 cos ½θ f/H sec θ f/H TRUE ANSWER : ? YOUR ANSWER : ?
In a truly vertical photograph, Principal point coincides the isocenter Iso-centre coincides the plumb point Plumb point coincides the principal point All listed here TRUE ANSWER : ? YOUR ANSWER : ?
Different grades are joined together by a Compound curve Reverse curve Vertical curve Transition curve TRUE ANSWER : ? YOUR ANSWER : ?