Q. The radius of curvature of the arc of the bubble tube is generally kept

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Q. If S is the length of a subchord and R is the radius of simple curve, the angle of deflection between its tangent and sub-chord, in minutes, is equal to

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Q. The real image of an object formed by the objective, must lie

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Q. In chain surveying tie lines are primarily provided

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Q. Pick up the correct statement from the following :

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Q. Diopter is the power of a lens having a focal length of

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Q. An imaginary line joining the points of equal elevation on the surface of the earth, represents

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Q. The 'fix' of a plane table station with three known points, is bad if the plane table station lies

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Q. If R is the radius of the main curve, θ the angle of deflection, S the shift and L the length of the transition curve, then, total tangent length of the curve, is

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Q. Hydrographic surveys deal with the mapping of

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Q. An ideal vertical curve to join two gradients, is

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Q. Pick up the correct statement from the following :

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Q. The intercept of a staff

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Q. One of the Lehmann's rules of plane tabling, is

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Q. The accuracy of measurement in chain surveying, does not depend upon

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Q. Closed contours of decreasing values towards their centre, represent

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Q. Accuracy of 'fix' by two point problem, is

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Q. A bearing of a line is also known as

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Q. True meridians are generally preferred to magnetic meridians because

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Q. Pick up the correct statement from the following :

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