Q. Which cross staff consists of two pairs of vertical slits giving two lines of sights at right angles to each other?

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Q. Which cross staff consists of a hollow octagonal box?

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Q. How many number of arrows are required for chain surveying?

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Q. What can be used in conjunction with a datum rod into the base of the instrument?

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Q. Which of the following contains two plane mirrors or two right angles isosceles prisms placed one above the other?

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Q. Which of the following consists of two laths, each of 1 yard or 1m in length loosely riveted together?

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Q. Which of the following is not required for chain surveying?

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Q. Marking the survey stations in soft ground is done by _____

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Q. Which of the following is the sighting device?

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Q. Which of the following is not a sighting device?

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Q. Which of the following is used for the orientation of the table?

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Q. What is the size of the Johnson table?

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Q. What instrument is used for centering the table?

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Q. Which of the following is the superior table?

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Q. In which of the following case to mark a survey station, a portion may be dug and filled with cement motor?

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Q. In soft ground, spikes or nails are driven into the ground it comes under which step of surveying?

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Q. What is the first principle of surveying?

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Q. In which of the following steps does a reference sketch of the ground should be prepared?

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Q. Which of the following should be examined by a surveyor before selecting the stations?

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Q. What is the immediate procedure after selecting survey stations?

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