Surveying The latitude of a place was obtained by subtracting the zenith distance of a star from its declination, the observed star was between Zenith and pole Equator and zenith Pole and horizon Horizon and equator Zenith and pole Equator and zenith Pole and horizon Horizon and equator ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors can be neutralised by setting the level midway between the two stations ? error due to curvature only error due to refraction only error due to both curvature and re-fraction None of these error due to curvature only error due to refraction only error due to both curvature and re-fraction None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying From the principal point the horizon point lies on the principal line at a distance of f tan θ f cot θ f sin θ f cos θ f tan θ f cot θ f sin θ f cos θ ANSWER DOWNLOAD EXAMIANS APP
Surveying The latitude (λ) of a place and the altitude (α) of the pole are related by λ = α - 90° λ = 90° - α λ = α λ = 180° - α λ = α - 90° λ = 90° - α λ = α λ = 180° - α ANSWER DOWNLOAD EXAMIANS APP
Surveying Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel 0.6 0.4 0.36 0.24 0.6 0.4 0.36 0.24 ANSWER DOWNLOAD EXAMIANS APP
Surveying The nautical mile is the length of 1 minute of longitude 1 degree of longitude 1 minute of latitude 1 degree of latitude 1 minute of longitude 1 degree of longitude 1 minute of latitude 1 degree of latitude ANSWER DOWNLOAD EXAMIANS APP