Surveying If α is the observed altitude, the refraction correction in seconds, is 58 cos α 58 sin α 58" tan α 58" cot α 58 cos α 58 sin α 58" tan α 58" cot α ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall method provides a check on the reduction of intermediate point levels quicker and less tedious for large number of intermediate sights is less accurate than height of instrument method is not suitable for levelling with tilting levels provides a check on the reduction of intermediate point levels quicker and less tedious for large number of intermediate sights is less accurate than height of instrument method is not suitable for levelling with tilting levels ANSWER DOWNLOAD EXAMIANS APP
Surveying If the altitudes of a star at its upper and lower transits are 60° 30' and 19° 30' respectively, the latitude of the place, is 45° 30° 60° 35° 45° 30° 60° 35° ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following angles can be set out with the help of French cross staff? either 45° or 90° 45° only any angle 90° only either 45° or 90° 45° only any angle 90° only ANSWER DOWNLOAD EXAMIANS APP
Surveying The methods used for locating the plane table stations arei) radiationii) traversingiii) intersectioniv) resectionThe correct answer is (iii) and (iv) (i) and (ii) (i) and (iii) (ii) and (iv) (iii) and (iv) (i) and (ii) (i) and (iii) (ii) and (iv) 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 a curved line while hori-zontal line is a straight line level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level 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 a curved line while hori-zontal line is a straight line level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line ANSWER DOWNLOAD EXAMIANS APP