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Civil Engineering - Advanced Surveying

Exercise : Advanced Surveying - Section 4
6.
The sidereal day is the time interval between two successive upper transits of
mean sun
first point of Aries
first point of Libra
the polar star
moon.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Pick up the correct statement from the following :
the horizontal direction of the pole is called astronomical north.
the angle between the direction of true north and the direction of a survey line is called astronomical bearing
the astronomical bearing is generally called azimuth
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Pick up the in-correct statement from the following :
Apparent solar time is measured from the lower transit of the true sun
Mean solar time is measured from the lower transit of the mean sun
Sidereal time is measured from the lower transit of the first point of Aries
Sidereal time is measured from the upper transit of the first point of Aries.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The declination and right ascension of the sun becomes 23° 27' N and 90° respectively on
March 21
June 21
September 21
December 22.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
If δ is the declination of the Polaris and λ is the latitude of the place, the azimuth of the polaris, is
.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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