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Civil Engineering · Q72

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Engineering and GATE · Civil Engineering · question 72

Q72

If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer then the hour angle of the star at elongation is given by

A.
sin H = tan φ . cot δ
B.
cos H = tan φ . cot δ
Answer
C.
tan H = tan φ . cot δ
D.
None of these

Answer: Option B

Solution

Answer: Option B
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