Q. The construction of optical square is based, on the principle of optical

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Q. If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as

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Q. Cross-staff is used for

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Q. The 'point of curve' of a simple circular curve, is

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Q. For orientation of a plane table with three points A, B and C, Bessel's drill is

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Q. The minimum range for sliding the focusing lens in the internal focusing telescope for focusing at all distances beyond 4 m is

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Q. If a tacheometer is fitted with an anal-latic lens

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Q. Volume of the earth work may be calculated by

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Q. Which one of the following mistakes/errors may be cumulative + or - :

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Q. The orthographical projection of a traverse leg upon the reference meridian, is known as

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Q. The whole circle bearing of a line is 290°. Its reduced bearing is

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Q. Pick up the correct statement from the following :

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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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