UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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If the staff intercept on a staff located at 100 m from the level for five division deviation of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble is 0.050 m and if the length of one division of the bubble is 2 mm, then the radius of curvature of the bubble tube is

2.02 m

2.20 m

20.00 m

20.20 m

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