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Advanced Surveying
Comments
Question
The solar tidal force divided by lunar tidal force is
Options
A.
B.
C.
D.
.
Correct Answer
Advanced Surveying problems
Search Results
1. In a spherical triangle ABC right angled at
C
, sin
b
equals to
Options
A. sin
c
sin
B
B. cos
c
cos
B
C. tan
c
tan
B
D. sin
c
cos
B
E. cos
c
sin
B
.
Show Answer
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Discuss
Correct Answer: sin
c
sin
B
2. The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The declination of the star, is
Options
A. 80°
B. 70°
C. 60°
D. 50°
E. 40°.
Show Answer
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Correct Answer: 60°
3. The nautical mile is the length of
Options
A. 1 minute of latitude
B. 1 minute of longitude
C. 1 degree of latitude
D. 1 degree of longitude.
Show Answer
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Correct Answer: 1 minute of longitude
4. The great circle which passes through the zenith, nadir and the poles, is known as
Options
A. meridian
B. vertical circle
C. prime vertical
D. none of these.
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Correct Answer: meridian
5. The value of geo-centric parallax to be added to the observed altitude of sun is
Options
A. 9" cos ?
B. 9" sin ?
C. 9" tan ?
D. 9" cot ?.
Show Answer
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Correct Answer: 9" cos ?
6. Pick up the correct statement from the following :
Options
A. the horizontal direction of the pole is called astronomical north.
B. the angle between the direction of true north and the direction of a survey line is called astronomical bearing
C. the astronomical bearing is generally called azimuth
D. all the above.
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Correct Answer: all the above.
7. The sidereal day is the time interval between two successive upper transits of
Options
A. mean sun
B. first point of Aries
C. first point of Libra
D. the polar star
E. moon.
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Correct Answer: first point of Aries
8. The angle between the observer's meridian and declination circle of a heavenly body, is known as
Options
A. hour angle
B. azimuth
C. right ascension
D. declination.
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Correct Answer: hour angle
9. Pick up the correct statement from the following :
Options
A. Ursa Minor's remains always north of pole star
B. Polar star remains always north of Polaris
C. Polaris remains always north of Ursa Minor's
D. Ursa Minor's pole star and polaris are the names of the same star.
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Correct Answer: Ursa Minor's pole star and polaris are the names of the same star.
10. If ? is the declination of the star and ? is the latitude of the observer, then the azimuth of the star at elongation is given by
Options
A. sin
z
= sec ? . cos ?
B. cos
z
= sec ? . cos ?
C. tan
z
= sec ? . cos ?
D. none of these.
Show Answer
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Discuss
Correct Answer: sin
z
= sec ? . cos ?
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