Discussion :: Surveying
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Pick up the correct statement from the following :
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A.
an observation or the resulting reading with the level on a levelling staff is called sight |
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B.
a back sight is the first sight taken after setting up the instrument in any position |
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C.
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D.
the second sight on each change point is a back sight |
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E.
all the above. |
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Answer : Option E
Explanation :
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