Pick up the correct statement from the following : The star's movement is appare

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Question
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.

Correct Answer

All the above.

Advanced Surveying problems

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1. 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.

2. 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.

3. According to Napier's Rules of circular parts for a right angled triangle, sine of middle part equals the product of
Options
A. tangents of two adjacent parts
B. sines of two adjacent parts
C. cosines of two adjacent parts
D. cosines of two opposite parts
E. both (a) and (b) above.

4. The want of correspondence in stereo-photographs
Options
A. is a good property
B. is a function of tilt
C. is not affected by the change of flying height between photographs
D. is minimum when ? is 3�.

5. The latitude of a place was obtained by subtracting the zenith distance of a star from its declination, the observed star was between
Options
A. horizon and equator
B. equator and zenith
C. zenith and pole
D. pole and horizon.

7. 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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