The resection by two point problem as compared to three point problem takes less time gives more accurate problem requires more labour None of these TRUE ANSWER : ? YOUR ANSWER : ?
Homologous points are Plumb points of stereo pair of photographs Opposite corners of a photograph Corresponding points on the ground and photograph Nodal points of the camera lens TRUE ANSWER : ? YOUR ANSWER : ?
Circumpolar stars Are seldom seen near the pole star Rotate round the North Pole Rotate round the celestial pole Remain always above the horizon TRUE ANSWER : ? YOUR ANSWER : ?
If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of the east departures, the bearing of the closing line is in the NE quadrant NW quadrant SW quadrant SE quadrant TRUE ANSWER : ? YOUR ANSWER : ?
Pick up the incorrect statement from the following. In a spherical triangle Every angle is less than two right angles Sum of any two sides is greater than the third Sum of the three angles is equal to two right angles Sum of the three angles less than six right angles and greater than two right angles TRUE ANSWER : ? YOUR ANSWER : ?
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 4000 m 6000 m 7000 m 5000 m TRUE ANSWER : ? YOUR ANSWER : ?
If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer then the hour angle of the star at elongation is given by cos H = tan φ . cot δ None of these sin H = tan φ . cot δ tan H = tan φ . cot δ TRUE ANSWER : ? YOUR ANSWER : ?
The following points form a pair of homologous points: All listed here Photo principal point and ground principal point Photo plumb point and ground plumb point Photo isocenter and ground isocenter TRUE ANSWER : ? YOUR ANSWER : ?
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 sec θ f sec θ/H f/H cos ½θ f/H TRUE ANSWER : ? YOUR ANSWER : ?