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  • Question
  • 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.

  • Correct Answer
  • all the above. 


  • Advanced Surveying problems


    Search Results


    • 1. 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.
    • Discuss
    • 2. The Polaris describes a small circle round the pole whose radius is approximately

    • Options
    • A. 1°
    • B. 2°
    • C. 3°
    • D. 4°.
    • Discuss
    • 3. 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.
    • Discuss
    • 4. 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.
    • Discuss
    • 5. Pick up the correct statement from the following :

    • Options
    • A. The plane passing through the perspective centre of a stereo pair and a ground point, is known as basal plane
    • B. Each pair of image points on stereo pair have their own basal plane
    • C. Relative orienation means reconstructing the basal plane
    • D. Relative orientation of the model is achieved only when five points within the model are cleared of Y-parallax
    • E. All the above.
    • Discuss
    • 6. 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.
    • Discuss
    • 7. 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°.
    • Discuss
    • 8. 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.
    • Discuss
    • 9. 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.
    • Discuss
    • 10. Homologous point is

    • Options
    • A. photo principal point
    • B. ground principal point
    • C. ground isocentre
    • D. photo isocentre
    • E. all the above.
    • Discuss


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