If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer, then the azimuth of the star at elongation is given by
A. sin z = sec φ . cos δ
B. cos z = sec φ . cos δ
C. tan z = sec φ . cos δ
D. None of these
Answer: Option A
This Question Belongs to Civil Engineering >> Surveying
Join The Discussion