Q. The transit theodolites are also called plain theodolites.

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Q. The non-transit theodolites are also called Y- theodolites.

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Q. The transit is the term simply used for _______

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Q. Transit is mainly used and non-transit theodolites have now become obsolete.

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Q. How many types do theodolites classified?

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Q. Which of the following is an integral part of the theodolite and is mounted on a spindle known as a horizontal axis?

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Q. Horizontal axis is also called _______

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Q. The vertical circle is a circular graduated arc attached to the ______ axis of the telescope.

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Q. By means of vertical circle clamp and its corresponding ___________ the telescope can be set accurately at any desired position in the vertical plane.

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Q. The index frame is ______ shaped frame.

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Q. In theodolites, two standards resemble the letter ______

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Q. Which of the following is not a function of levelling head?

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Q. In theodolites, the upper plate carriers two plate levels placed at right angles to each other.

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Q. The plate level can be centered with the help of _______

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Q. On clamping the upper screw and unclamping the lower clamp, the instrument can rotate on its outer axis without any relative motion between the two plates.

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Q. On unclamping the upper screw and clamping the lower clamp, the instrument can rotate on its inner axis with relative motion between vernier and scale.

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Q. Which of the following is used to test the horizontality of the transit axis or trunnion axis?

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Q. Temporary adjustments are those which are made at every instrument setting and preparatory to taking observations.

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Q. Setting up includes which of the following?

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Q. Parallax is a condition arising when the image formed by the object is in the plane of the cross hairs.

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