Surveying And Levelling multiple choice questions and answers


16.  When the bubble of the level tube of a level remains central


   A. Line of sight is horizontal

   B. Axis of the telescope is horizontal

   C. Less costly than a theodolite survey

   D. Geometrical axis of the telescope is horizontal


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A. Line of sight is horizontal

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17.  In reciprocal levelling the error which is not completely eleminated is due to


   A. Earth's curvature

   B. Non adjustment of line of collimation

   C. Refraction

   D. Non adjustment of the bubble tube


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C. Refraction

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18.  Bergchrund is a topographical feature in


   A. Plains

   B. Water bodies

   C. Hills

   D. Glaciated region


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B. Water bodies

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19.  Shift of a curve, is


   A. L2/6R

   B. L/24R

   C. L2/24R

   D. L2/10R


✔ View Answer


C. L2/24R

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20.  It is most difficult to obtain good results while measuring horizontal distance by stepping


   A. Up-hill

   B. Down-hill

   C. In low undulations

   D. In plabe areas


✔ View Answer


A. Up-hill

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