Q. Ramsden eye-piece consists of

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Q. The distance between steps for measuring down hill to obtain better accuracy

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Q. The tangent to the liquid surface in a level tube, is parallel to the axis of the level tube at

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Q. In case of reduction of levels by the height of instrument method,

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Q. A theodolite is said to be in perfect adjustment if

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Q. While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the same position in its tube, it indicates

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Q. The main plate of a transit is divided into 1080 equal divisions. 60 divisions of the vernier coincide exactly with 59 divisions of the main plate. The transit can read angles accurate upto

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Q. Pick up the correct statement from the following :

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Q. Pick up the correct statement from the following :

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Q. Pick up the correct statement from the following :

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Q. The slope correction may be ignored if

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Q. A traverse deflection angle is

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Q. While measuring a chain line between two stations A and B intervened by a raised ground

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Q. The Random errors tend to accumulate proportionally to

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Q. The true meridian of a place is the line in which earth's surface is intersected by a plane through

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Q. The least count of a vernier scale is

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Q. Prismatic compass is considered more accurate than a surveyor's compass, because

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Q. In reciprocal levelling, the error which is not completely eliminated, is due to

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Q. In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to

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Q. Removal of parallax, may be achieved by focussing

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