Surveying The adjustment of horizontal cross hair is required particularly when the instrument is used for prolonging a straight line leveling measurement of horizontal angles All of these prolonging a straight line leveling measurement of horizontal angles All of these ANSWER DOWNLOAD EXAMIANS APP
Surveying The declination and right ascension of the sun becomes 23° 27' S and 270° respectively on December 22 June 21 March 21 September 21 December 22 June 21 March 21 September 21 ANSWER DOWNLOAD EXAMIANS APP
Surveying 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 sin H = tan φ . cot δ cos H = tan φ . cot δ None of these tan H = tan φ . cot δ sin H = tan φ . cot δ cos H = tan φ . cot δ None of these tan H = tan φ . cot δ 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 sec θ f/H cos ½θ f/H f sec θ/H f/H sec θ f/H cos ½θ f/H f sec θ/H ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following methods of offsets involves less measurement on the ground? method of oblique offsets method of ties method of perpendicular offsets all involve equal measurement on the ground method of oblique offsets method of ties method of perpendicular offsets all involve equal measurement on the ground ANSWER DOWNLOAD EXAMIANS APP
Surveying A star may culminate at zenith if its declination is None of these Less than the latitude of the place Greater than the longitude of the place Equal to the latitude of the place None of these Less than the latitude of the place Greater than the longitude of the place Equal to the latitude of the place ANSWER DOWNLOAD EXAMIANS APP