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This question belongs to Civil Engineering Surveying

Surveying

?

If $$\alpha $$, H, A and $$\delta $$ be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude $$\lambda $$, the following relation holds good

A) $$\cos {\text{H}} = \frac{{\tan \lambda }}{{\tan \delta }}$$ B) $$\sin \alpha = \frac{{\sin \lambda }}{{\sin \delta }}$$ C) $$\sin {\text{A}} = \frac{{\cos \delta }}{{\cos \lambda }}$$ D) All the above

Answer & Solution

Correct Answer: Option D

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