Surveying The elevation of the star at elongation is obtained by sin α = cos φ sec δ sin α = sin φ cosec δ sin α = sin φ sec δ sin α = cos φ cosec δ sin α = cos φ sec δ sin α = sin φ cosec δ sin α = sin φ sec δ sin α = cos φ cosec δ ANSWER DOWNLOAD EXAMIANS APP
Surveying The declination and right ascension of the sun becomes 23° 27' S and 270° respectively on September 21 March 21 June 21 December 22 September 21 March 21 June 21 December 22 ANSWER DOWNLOAD EXAMIANS APP
Surveying The methods used for locating the plane table stations arei) radiationii) traversingiii) intersectioniv) resectionThe correct answer is (i) and (ii) (iii) and (iv) (i) and (iii) (ii) and (iv) (i) and (ii) (iii) and (iv) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Surveying The two point problem and three point problem are methods of traversing resection and orientation orientation resection traversing resection and orientation orientation resection ANSWER DOWNLOAD EXAMIANS APP
Surveying After fixing the plane table to the tripod, the main operations which are needed at each plane table station are (i) Levelling (ii) Orientation (iii) CenteringThe correct sequence of these operations is (iii), (i), (ii) (i), (iii), (ii) (i), (ii), (iii) (ii), (iii), (i) (iii), (i), (ii) (i), (iii), (ii) (i), (ii), (iii) (ii), (iii), (i) ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference between a level line and a horizontal line is that horizontal line is normal to plumb line while level line may not be normal to the plumb line both are same level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line level line is a curved line while hori-zontal line is a straight line horizontal line is normal to plumb line while level line may not be normal to the plumb line both are same level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line level line is a curved line while hori-zontal line is a straight line ANSWER DOWNLOAD EXAMIANS APP