Q. Rods are almost invisible at a distance of about ______

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Q. Which of the following is used for Ranging out a line when crossing a depression from which the forward rod is invisible, or when it is hidden by the obstacles, such as hedges?

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Q. Pieces of sharpened thin sticks cut from the nearest edge, and are used for the same purpose as the laths are called _______

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Q. Process of fixing or establishing intermediate points is known as _______

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Q. Direct ranging is done when the two ends of the survey lines are _______

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Q. If rapid sweep with right hand signaled by surveyor then action by the assistant is _______

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Q. If right hand extended by surveyor then action by the assistant should be ______

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Q. Right arm up and moved to the right by the surveyor then the action of assistant should be ________

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Q. If both hands above head and then brought down by the surveyor then the action of an assistant is _________

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Q. The more experienced of the chainmen should be ________

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Q. The chainmen keeps both the handles in the right hand and throws the rest of the portion of the chain in the forward direction with his right hand to _________

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Q. If rapid sweep with left hand by surveyor then action by assistant is ________

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Q. If left hand is extended by surveyor then action by the assistant should be _________

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Q. Left arm up and moved to the left by the surveyor then action of assistant should be __________

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Q. Slow sweep with the left hand is signal by a surveyor, action by the assistant is ________

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Q. Slow sweep with the right hand is signal by a surveyor, action by the assistant is _________

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Q. Both arms extended forward horizontally and the hands depressed briskly is the signal by surveyor then the action of the assistant should be ______

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Q. What type of ranging is done if both ends of surveying lines are visible?

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Q. What has resorted to when both the ends of the survey line are not intervisible?

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Q. Degree of accuracy for Invar tape, spring balance is _____

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