Surveying While making astronomical observations, the observer is mainly concerned with All listed here The direction of the poles of the celestial sphere The direction of the star from the instrument The direction of the vertical, the axis of rotation of the instrument All listed here The direction of the poles of the celestial sphere The direction of the star from the instrument The direction of the vertical, the axis of rotation of the instrument ANSWER DOWNLOAD EXAMIANS APP
Surveying The rise and fall 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 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 ANSWER DOWNLOAD EXAMIANS APP
Surveying To avoid large centering error with very short legs, observations are generally made To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily By using optical system for centering the theodolite All listed here To chain pins To a target fixed on theodolite tripod on which theodolite may be fitted easily By using optical system for centering the theodolite All listed here ANSWER DOWNLOAD EXAMIANS APP
Surveying If α, H, A and δ be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude λ, the following relation holds good All listed here sin A = cos δ/cos λ cos H = tan λ/tan δ sin α = sin λ/sin δ All listed here sin A = cos δ/cos λ cos H = tan λ/tan δ sin α = sin λ/sin δ ANSWER DOWNLOAD EXAMIANS APP
Surveying During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is 4 chains 120 m 6 chains 180m 4 chains 120 m 6 chains 180m ANSWER DOWNLOAD EXAMIANS APP
Surveying Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel 0.6 0.24 0.4 0.36 0.6 0.24 0.4 0.36 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS