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Objective Questions
Engineering
Civil
Civil Set-1
Surveying
47

Surveying MCQ with Answers

47) The following sights are taken on a ″turning point″

foresight only

backsight only

foresight and backsight

foresight and intermediate sight

Answer is:

foresight and backsight

Surveying MCQ with Answers

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Related Surveying MCQ with Answers

48) The rise and fall method of levelling provides a complete check on

backsight

intermediate sight

foresight

all of these

Answer is:

all of these

49) If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is

99.345 m

100.345 m

100.655m

101.870m

Answer is:

99.345 m

50) In an internal focussing type of telescope, the lens provided is

concave

convex

plano-convex

plano-concave

Answer is:

concave

51) Which of the following errors can be neutralised by setting the level midway between the two stations

error due to curvature only

error due to refraction only

error due to both curvature and re-fraction

none of the above

Answer is:

error due to both curvature and re-fraction

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