Surveying
Pick up the incorrect statement from the following. The angular distance of heavenly bodies on observer's meridian measured from the pole, is

Polar distance
Co-altitude
Co-latitude
Co-declination

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Surveying
Bowditch rule is applied to

an open traverse for graphical adjustment
a closed traverse for adjustment of closing error
None of these
determine the effect of local attraction

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Surveying
Pick up the correct statement for horizontal photographs.

The two sides of a road meet at the vanishing point
All listed here
The lines parallel to the negative plane are projected as parallel lines
Parallel lines do not appear parallel in central projection

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Surveying
Which of the following errors can be eliminated by taking mean of bot face observations ?

error due to imperfect graduations
error due to line of collimation not being perpendicular to horizontal axis
error due to imperfect adjustment of plate levels
error due to eccentricity of verniers

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Surveying
For a line AB

both (A) and (B) are correct
none is correct
the forebearing of AB and back bearing of AB differ by 180°
the forebearing of AB and back bearing of BA differ by 180°

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