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Question
If
E
is the spherical excess and
R
the radius of the earth, the surface area of the triangle, is
Options
A.
B.
C.
D.
Correct Answer
Advanced Surveying problems
Search Results
1. The great circle whose plane is perpendicular to the axis of rotation of the earth, is called
Options
A. equator
B. terrestrial equator
C. 0° latitude
D. all the above.
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Discuss
Correct Answer: all the above.
2. A plate parallel is the line on the plane of the negative
Options
A. parallel to the principal line
B. perpendicular to the principal line
C. along the bisector of the angle between the principal line and a perpendicular line through principal plane
D. none of these.
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Correct Answer: perpendicular to the principal line
3. The Polaris describes a small circle round the pole whose radius is approximately
Options
A. 1°
B. 2°
C. 3°
D. 4°.
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Correct Answer: 1°
4. Pick up the correct statement from the following :
Options
A. The star's movement is apparent due to the actual steady rotation of the earth about its axis
B. The stars move round in circular concentrated parts
C. The centre of the circular paths of stars is the celestial pole
D. The axis of rotation is a fixed direction of a particular diameter of the celestial sphere either end of which is a pole
E. All the above.
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Correct Answer: All the above.
5. In triangulation surveys
Options
A. the area is divided into triangular figures
B. control stations are located from which detailed surveys are carried out
C. sides are not measured excepting the base line
D. angular measurements are only resorted to
E. all the above.
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Correct Answer: all the above.
6. If the altitudes of a star at its upper and lower transits are 60° 30' and 19° 30' respectively, the latitude of the place, is
Options
A. 30°
B. 35°
C. 40°
D. 45°.
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Correct Answer: 40°
7. Sidereal day
Options
A. is the period of time taken by the earth in making a complete rotation with reference to stars
B. is slightly shorter than an ordinary solar day
C. is divided into the conventional hours, minutes and seconds
D. all the above.
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Correct Answer: all the above.
8. The meridian of a place is
Options
A. a great circle passing through the place and the poles
B. a great circle whose plane is perpendicular to the axis of rotation and it also passes through the place
C. a semi-circle which passes through the place and is terminated at the poles
D. an arc of the great circle which passes through the place and is perpendicular to the equator.
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Correct Answer: a semi-circle which passes through the place and is terminated at the poles
9. Homologous point is
Options
A. photo principal point
B. ground principal point
C. ground isocentre
D. photo isocentre
E. all the above.
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Correct Answer: all the above.
10. 23 cm x 23 cm photographs are taken from a flying height with a camera of focal length of 3600 m and 15.23 cm respectively. A parallax difference of 0.01 mm represents
Options
A. 1 m
B. 2 m
C. 3 m
D. 4 m
E. 5 m.
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Correct Answer: 1 m
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